Trump: ‘This is a country where we speak English’

GOP debate cnn debate 8p 12_00001124.jpg

Trump: 'This is a country where we speak English'

Donald Trump and Governor Jeb Bush discuss speaking Spanish on the campaign trail.

02:07 - Source: CNN

2016 Presidential Debates 59 videos

GOP debate cnn debate 8p 12_00001124.jpg

Trump: 'This is a country where we speak English'

02:07

Now playing

- Source: CNN

donald trump off message debate tapper sot_00002229.jpg

Tapper: 'Unbelievable' how quickly Trump took the bait

00:52

Now playing

- Source: CNN

CHARLESTON, SC - JANUARY 17: Democratic presidential candidates Martin OMalley (L), Hillary Clinton (C) and Senator Bernie Sanders (I-VT) participate in the Democratic Candidates Debate hosted by NBC News and YouTube on January 17, 2016 in Charleston, South Carolina. This is the final debate for the Democratic candidates before the Iowa caucuses. (Photo by Andrew Burton/Getty Images)

NBC Democratic presidential debate in 90 seconds

01:30

Now playing

- Source: CNN

democratic debate clinton sanders obama bts vstan orig cws 04_00003819

Clinton, Sanders disagree on support of President Obama

01:16

Now playing

- Source: NBC News

CHARLESTON, SC - JANUARY 17: Democratic presidential candidates Martin OMalley (L), Hillary Clinton (C) and Senator Bernie Sanders (I-VT) participate in the Democratic Candidates Debate hosted by NBC News and YouTube on January 17, 2016 in Charleston, South Carolina. This is the final debate for the Democratic candidates before the Iowa caucuses. (Photo by Andrew Burton/Getty Images)

Debate reality check: Who was telling the truth?

02:02

Now playing

- Source: CNN

democratic debate bernie sanders gun control sot vstan orig bb_00004523.jpg

Bernie Sanders defends gun control record

01:32

Now playing

- Source: NBC News

democratic debate clinton sanders healthcare plan bts vstan orig cws 02_00004414

Clinton to Sanders: I'm not starting over on healthcare

02:12

Now playing

- Source: NBC News

democratic debate bernie sanders democratic party reform sot vstan orig bb_00001507.jpg

Sanders: 'The Democratic Party needs major reform'

01:02

Now playing

- Source: NBC News

donald trump post debate interview dana bash newday_00003013.jpg

Trump: Cruz 'insulted 20 million people'

01:00

Now playing

- Source: CNN

Republican presidential candidates, from left, Ohio Gov. John Kasich, New Jersey Gov. Chris Christie, Sen. Marco Rubio, R-Fla., businessman Donald Trump, Sen. Ted Cruz, R-Texas, retired neurosurgeon Ben Carson and former Florida Gov. Jeb Bush take the stage before the Fox Business Network Republican presidential debate at the North Charleston Coliseum, Thursday, Jan. 14, 2016, in North Charleston, S.C. (AP Photo/Rainier Ehrhardt)

Fox Business GOP debate in 90 seconds

01:30

Now playing

- Source: CNN

WASHINGTON, DC - JANUARY 12: President Barack Obama delivers his State of the Union address before a joint session of Congress on Capitol Hill January 12, 2016 in Washington, D.C. In his final State of the Union, President Obama reflected on the past seven years in office and spoke on topics including climate change, gun control, immigration and income inequality. (Photo by Evan Vucci/Pool/Getty Images)

GOP Candidates Take Swings at Obama's SOTU

01:26

Now playing

- Source: CNN

gop debate rubio cruz vat tax bts vstan orig cws 14_00013702

Rubio, Cruz clash over proposed VAT tax

01:51

Now playing

- Source: FOX Business

NORTH CHARLESTON, SC - JANUARY 14: Republican presidential candidates (L-R) Donald Trump and Sen. Ted Cruz (R-TX) participate in the Fox Business Network Republican presidential debate at the North Charleston Coliseum and Performing Arts Center on January 14, 2016 in North Charleston, South Carolina. The sixth Republican debate is held in two parts, one main debate for the top seven candidates, and another for three other candidates lower in the current polls. (Photo by Scott Olson/Getty Images)

Trump to Cruz: You're a liability as a candidate

02:07

Now playing

- Source: FOX Business

Marco Rubio Ted Cruz immigration gop debate jnd sot vstan orig 13_00012805.jpg

Rubio to Cruz: We all saw you flip your vote

02:00

Now playing

- Source: FOX Business

gop debate cruz defends million dollar loan vstan orig 10_00001302.jpg

Ted Cruz deflects NYT 'hit piece'

01:20

Now playing

- Source: FOX Business

Chris Christie military action gop debate jnd sot vstan orig 05_00001318.jpg

Christie: State of the Union was story time with Obama

01:29

Now playing

- Source: Fox Business

donald trump muslim ban jeb bush gop debate jnd sot vstan orig 11_00003506.jpg

Bush: Trump's ban makes it impossible to take out ISIS

01:23

Now playing

- Source: FOX Business

gop debate new york values cruz trump vstan orig 12_00010428.jpg

Cruz, Trump debate 'New York values'

01:37

Now playing

- Source: FOX Business

Chris Christie Marco Rubio liberal gop debate jnd vstan orig sot 08_00004520.jpg

Sen. Rubio and Gov. Christie's heated exchange

01:17

Now playing

- Source: FOX Business

gop debate trump haley siren call vstan orig 06_00001422.jpg

Trump answers Gov. Haley's 'angriest voices' remark

01:08

Now playing

- Source: FOX Business

gop debate carly fiorina isis coalition russia iran sot vstan orig cws 01_00005223

Fiorina: We can't outsource leadership in Middle East

01:13

Now playing

- Source: Fox Business

Carly Fiorina gop debate clinton trump orig jnd vstan 02_00003405.jpg

Fiorina slams Trump, Clinton

01:16

Now playing

- Source: Fox Business

Mike Huckabee guns gop debate vstan sot jnd orig 03_00004902.jpg

Huckabee: Obama keeps pushing ideas that never work

01:30

Now playing

- Source: Fox Business

gop debate rick santorum google me rand paul time sot vstan orig 07_00001811.jpg

Rick Santorm: Go Google me

01:00

Now playing

- Source: Fox Business

gop debate santorum iran saudi vstan orig 04_00005601.jpg

Rick Santorum to cadets: 'I will have your back'

01:07

Now playing

- Source: Fox Business

US Democratic presidential hopefuls (L-R) Bernie Sanders, Hillary Clinton and Martin O'Malley greet each other following the Democratic Presidential Debate hosted by ABC News at Saint Anselm College in Manchester, New Hampshire, on December 19, 2015.

ABC Democratic debate in two minutes

01:50

Now playing

- Source: CNN

abc news democratic debate clinton trump muslim ban isis bts_00001226

Clinton: Trump 'is becoming ISIS' best recruiter'

01:06

Now playing

- Source: ABC News

abc news democratic debate clinton sanders omalley first lady bts_00003914.jpg

Clinton, Sanders, O'Malley talk spouses' roles

01:54

Now playing

- Source: ABC News

abc news democratic debate_00004201.jpg

Bernie Sanders: Corporate America 'ain't gonna like me'

00:46

Now playing

- Source: ABC News

abc news democratic debate clinton gun control trump isis sot_00004226.jpg

Clinton: Trump rhetoric encourages radicalization

01:13

Now playing

- Source: ABC News

abc news democratic debate bernie sanders data breach sot_00003405.jpg

Bernie Sanders addresses data breach controversy

01:40

Now playing

- Source: ABC News

Republican presidential candidate Ohio Governor John Kasich (L) speaks during the Republican Presidential Debate, hosted by CNN, at The Venetian Las Vegas on December 15, 2015 in Las Vegas, Nevada.

CNN Republican debate in 90 seconds

01:35

Now playing

- Source: CNN

gop debate muslim reaction kaye pkg ac _00025015.jpg

Muslim voters react to GOP debate

02:51

Now playing

- Source: CNN

the gloomy america on display at the GOP Debates origwx allee_00001423.jpg

The gloomy America on display at the GOP debate

01:00

Now playing

- Source: CNN

donald trump jeb bush cnn gop debate tough guy 19_00000822.jpg

Donald Trump: 'Oh, you're a tough guy Jeb'

00:26

Now playing

- Source: CNN

donald trump jeb bush cnn gop debate sot _00011919.jpg

Bush to Trump: You can't insult your way to presidency

02:01

Now playing

- Source: CNN

donald trump cnn gop debate closing internet booed 16_00001503.jpg

Donald Trump responds to debate booing

00:28

Now playing

- Source: CNN

gop cnn debate reality check national security foreman sot_00003611.jpg

Reality Check: GOP candidates clash over terrorism

01:16

Now playing

- Source: CNN

highlights of the trump v bush splitscreen_00010425.jpg

Highlights from the Trump/Bush splitscreen

02:09

Now playing

- Source: CNN

mike huckabee ted cruz princess buttercup princess bride cnn gop debate 7_00000225.jpg

Sen. Graham's best lines from the CNN undercard debate

01:30

Now playing

- Source: CNN

candidate cnn gop debate issue 31_00005025.jpg

Donald Trump calls CNN debate 'unprofessional'

01:02

Now playing

- Source: CNN

house of cards Netflix frank underwood debate debut mock ad vstan jnd orig pkg _00002316.jpg

President Underwood appears during GOP debate

00:48

Now playing

- Source: CNN

gop debate cnn reality check ted cruz syria policy foreman sot_00002018.jpg

CNN's Reality Check: Ted Cruz vs the White House

00:47

Now playing

- Source: CNN

jeb bush cnn gop debate post debate comments _00000103.jpg

Gov. Jeb Bush: Trump's rhetoric is 'dog whistle talk'

02:40

Now playing

- Source: CNN

donald trump cnn gop debate commits to republican party 22_00001622.jpg

Donald Trump: There's no burden being a front-runner

03:41

Now playing

- Source: CNN

donald trump cnn gop debate commits to republican party 22_00002305.jpg

Donald Trump commits to the Republican Party

01:08

Now playing

- Source: CNN

ben carson merciful cnn gop debate war on terror_00000923.jpg

Carson: 'Merciful' to 'finish the job' in War on Terror

01:42

Now playing

- Source: CNN

Rand Paul cnn gop debate opening statement terror 11_00000414.jpg

Rand Paul questions Donald Trump's candidacy

01:31

Now playing

- Source: CNN

Republican presidential candidates George Pataki, Mike Huckabee, Rick Santorum and Sen. Lindsay Graham are introduced during the CNN presidential debate at The Venetian Las Vegas on December 15, 2015.

The undercard debate in one minute

01:00

Now playing

- Source: CNN

marco rubio ted cruz cnn gop debate isis terrorism voting record 15_00004907.jpg

Marco Rubio attacks Ted Cruz's voting record

02:38

Now playing

- Source: CNN

donald trump cnn gop debate immigration isolation 14_00001722.jpg

Donald Trump defends ban on Muslim immigrants

00:45

Now playing

- Source: CNN

jeb bush donald trump cnn gop debate chaos candidate muslims isis 12_00000210.jpg

Jeb Bush attacks Donald Trump, Trump hits back

01:32

Now playing

- Source: CNN

chris christie cnn gop debate opening remarks los angeles_00010210.jpg

Gov. Chris Christie addresses L.A. school shutdown

01:13

Now playing

- Source: CNN

ben carson cnn gop debate moment of silence_00001222.jpg

Carson holds moment of silence for San Bernardino

01:14

Now playing

- Source: CNN

Rand Paul cnn gop debate opening statement terror 11_00000705.jpg

Paul: Trump says we should