Obama goes to Pentagon to talk ISIS but Trump looms large

Washington (CNN)For the second time this week, the trappings of executive power will provide a backdrop for President Barack Obama as he fields reporters' questions -- and likely takes another swing at Donald Trump. Obama is traveling to the Pentagon Thursday for an update on his administration's battle against ISIS. But he's opening up the standard post-briefing statement to questions from the press, potentially giving him another chance to weigh in on the contentious race to replace him. Like his session alongside Singapore's prime minister...