The week in politics

Updated 10:02 PM ET, Sat December 19, 2015
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Donald Trump impersonator Robert S. Ensler speaks on a phone before the presidential hopeful holds a rally in Las Vegas on Monday, December 14. ROBYN BECK/AFP/Getty Images
Republican presidential candidates debate in Las Vegas on Tuesday, December 15. Vincent Laforet, a Pulitzer Prize-winning photographer and director, captured this particular moment from seven different angles. Vincent Laforet for CNN
U.S. Sen. Bernie Sanders, who is seeking the Democratic Party's nomination, leaves a Washington mosque on Wednesday, December 16. Sanders attended an interfaith discussion on standing up to anti-Muslim rhetoric. Andrew Harnik/AP
Billionaire businessman Warren Buffett listens to Democratic presidential candidate Hillary Clinton as she speaks in Omaha, Nebraska, on Wednesday, December 16. Buffett hosted a fundraiser for Clinton before the rally. Steve Pope/Getty Images
Arizona Secretary of State Michele Reagan uses a lottery machine on Tuesday, December 15, to decide where presidential candidates will appear on the state's ballots. Ross D. Franklin/AP
Republican presidential candidate Sen. Ted Cruz is seen through Christmas lights as he speaks during a campaign event on Friday, December 18, in Kennesaw, Georgia. David Goldman/AP
White House press secretary Josh Earnest speaks in the briefing room on December 18, with "Star Wars" characters R2-D2 and Storm Troopers. NICHOLAS KAMM/AFP/Getty Images
House Speaker Paul Ryan calls on a reporter during an end-of-the-year news conference in Washington on Thursday, December 17. Susan Walsh/AP
Journalists stand at the entrance of the National Counterterrorism Center in McLean, Virginia, on Thursday, December 17. JIM WATSON/AFP/Getty Images
Clinton smiles as she walks past Sanders during a commercial break at the Democratic debate held in Manchester, New Hampshire, on Saturday, December 19. JEWEL SAMAD/AFP/Getty Images
Stephen Orzechowski, 6, points to Santa Claus as first lady Michelle Obama reads "The Night Before Christmas" to children in Washington on Monday, December 14. KEVIN LAMARQUE/Reuters/Landov
U.S. Rep. Jason Chaffetz, chairman of the House Committee on Oversight and Government Reform, swears in two Homeland Security officials to testify about terrorism safeguards on Thursday, December 17. The committee wants to ensure that would-be extremists are not exploiting a variety of legal paths to travel to the United States. J. Scott Applewhite/AP
U.S. President Barack Obama, right, leaves with Defense Secretary Ash Carter after delivering a statement at the Pentagon on Monday, December 14. Obama said the U.S.-led military coalition is hitting the ISIS militant group "harder than ever." CARLOS BARRIA/Reuters/Landov
Democratic presidential candidate Martin O'Malley meets with former hunger strikers and their family members during a conference in New York on Monday, December 14. The hunger strikers, Bangladeshi nationals, were trying to raise the issue of immigrant detention in the United States. Spencer Platt/Getty Images
People celebrate their U.S. citizenship during a naturalization ceremony in Washington on Tuesday, December 15. CARLOS BARRIA/Reuters/Landov
People listen to U.S. Sen. Marco Rubio as the Republican presidential candidate speaks at a campaign stop in Knoxville, Iowa, on Thursday, December 17. Charlie Neibergall/AP
A man salutes the casket of Vietnam veteran James Beavers before his funeral in Fort Wayne, Indiana, on Thursday, December 17. Beavers had no known family or friends to direct the handling of his remains. But hundreds of veterans, military members and everyday citizens attended the service and paid their respects during his funeral. Chad Ryan/The Journal-Gazette/AP