Republican presidential candidates U.S. Sen. Marco Rubio, left, Donald Trump, center, and U.S. Sen. Ted Cruz face off in the CNN Republican presidential debate Thursday, February 25, in Houston. The debate is the last before the March 1 Super Tuesday primaries.
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Senate Majority Leader Mitch McConnell meets with reporters on Capitol Hill on Tuesday, February 23, following a closed-door policy meeting.
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Democratic presidential candidate Bernie Sanders attends a campaign event in Kansas City, Missouri, on Wednesday, February 24.
House Speaker Paul Ryan talks with Senate Minority Leader Harry Reid on Capitol Hill on Wednesday, February, 24, during a tribute to civil rights legend Rep. John Lewis of Atlanta.
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Code Pink co-founder Medea Benjamin, back left, leads demonstrators on Capitol Hill on Tuesday, February 23, as Secretary of State John Kerry prepares to testify before the Senate Foreign Relations Committee hearing on the State Department's fiscal 2017 budget.
Virginia Gov. Terry McAuliffe surveys tornado damage in Waverly, Virginia, on Thursday, February 25. Residents and rescue crews combed through wreckage left by storms that killed at least eight people and injured scores across several states, officials said. Three died in Waverly.
Supporters listen to Republican presidential candidate Ben Carson during a town hall meeting Sunday, February 21, in Reno, Nevada.
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Democratic presidential candidate Hillary Clinton greets supporters at a town hall meeting in Florence, South Carolina, on February 25.
Ohio Gov. John Kasich, a Republican presidential candidate, poses for pictures at a campaign town hall event at George Mason University in Fairfax, Virginia, on Monday, February 22.
Republican presidential candidate Donald Trump smiles as he stands with New Jersey Gov. Chris Christie before a rally in Fort Worth, Texas on February 26. Christie endorsed Trump's presidential bid, saying, "I will lend my support between now and November in any way for Donald."
Tom Malinowski, U.S. assistant secretary of state for democracy, human rights and labor, shakes hands with Archbishop Bashar Matti during his visit to the Chaldean Church in Erbil, Iraq, on Tuesday, February 23.
President Barack Obama gestures during a National Governors Association dinner at the White House, on Sunday, February 21.
An anti-deportation demonstrator is detained by the police during a protest outside the White House on February 23, 2016.
Former San Antonio mayor and Housing Secretary Henry Cisneros and former Secretary of State Madeleine Albright joke during the World Affairs Council of San Antonio 2016 "International Citizen of the Year" gala on Thursday, February 25.
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A woman in the audience covers her mouth with tape depicting American flags as CIA Director John Brennan, Director of National Intelligence James Clapper, FBI Director James Comey, National Counterterrorism Center Director Nicholas Rasmussen, National Security Agency Director Adm. Michael Rogers and Defense Intelligence Agency Director Lt. Gen. Vincent Stewart appear at a House Intelligence Committee hearing on February 25 regarding worldwide threats.