Trump: 'America First'

On the heels of a sweep of Northeastern primaries, Republican frontrunner Donald Trump outlined an "America First" foreign policy approach in what was billed as a major speech at the Mayflower Hotel in Washington, D.C.

"It's time to shake the rust off America's foreign policy," he said. "My foreign policy always puts the interest of the American people and American security above all else. Has to be first. Has to be. That will be the foundation of every single decision that I will make.