Sunday on 'This Week': Donald Trump, Hillary Clinton and Sen. Bernie Sanders

PHOTO: Donald Trump speaks at a campaign stop on in Rock Hill, South Carolina. | Hillary Clinton speaks to guests in a town hall meeting in Sioux City, Iowa. | U.S. Senator Bernie Sanders speaks at a news conference in Chicago, Illinois.AP photo | Getty Images | Getty Images
Donald Trump speaks at a campaign stop on Jan. 8, 2016 in Rock Hill, South Carolina. | Hillary Clinton speaks to guests in a town hall meeting on Jan. 5, 2016 in Sioux City, Iowa. | U.S. Senator Bernie Sanders speaks at a news conference on Dec. 23, 2015, in Chicago, Illinois.

Fresh off the first GOP debate of 2016, Republican presidential candidate Donald Trump sits down with George Stephanopoulos on the trail in New Hampshire, Sunday on "This Week."

Then, with just two weeks remaining until the first-in-the-nation Iowa caucuses, Democratic presidential candidates Hillary Clinton and Sen. Bernie Sanders come to “This Week.”

And, the powerhouse roundtable debates the week in politics with Republican strategist Kevin Madden, Washington Post columnist EJ Dionne, Republican strategist and CNBC contributor Sara Fagen, Progressive Caucus Co-Chair Rep. Keith Ellison, D-Minn., and ABC News Chief White House correspondent Jonathan Karl.

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