McMaster won't say if President Trump confronted Russian officials about election interference

President Donald Trump's national security adviser declined to say if the president confronted Russian officials about the country's interference in the 2016 U.S. presidential election during a meeting at the White House earlier this month, telling ABC News Chief Anchor George Stephanopoulos "there already was too much that's been leaked from those meetings." "One of the things that I'm most concerned about is the confidence, the confidentiality of those kind of meetings, as you know, are extrem...