Donald Trump appeared on Fox News this weekend, repeating his campaign pledges on border security and suggesting that a terrorist attack from the border would "100 percent" happen. Trump, who is competing against Nikki Haley for the Republican presidential nomination, spoke to Fox host Maria Bartiromo at length about immigration, advocating mass deportation and alleging he created the "safest border in the history of our country." Trump, seemingly in defense of his record on national security, also told Bartiromo that there had been no terrorist attacks on U.S. soil during his presidency. Donald Trump speaks at a press conference at...