WASHINGTON U.S. Republican presidential front-runner Donald Trump on Sunday doubled down on his criticism of NATO, a cornerstone of U.S. foreign policy for decades, and called for the alliance's overhaul days before world leaders convene in Washington.
President Barack Obama will host the Nuclear Security Summit on Thursday and Friday with 56 delegations in attendance. While preventing nuclear terrorism will headline the discussions, Trump's views could be a topic as well, particularly behind the scenes.
19:44 Shadow president or mere shadow? In Europe, Pence seeks to reassure allies unnerved by Trump14
11:30 Pence and Merkel embrace NATO but differ on transatlantic partnership23
13:52 The Daily 202: As Trumpism coopts CPAC, the Reagan era ends22
00:46 White House expects Justice crackdown on legalized marijuana26