WATCH NOW: Trump bans news outlets in latest attack on press freedom
President Donald Trump says he is banning three major news outlets, CNN, MS NOW and Politico, from the White House due to what he called "unfavorable coverage." Trump didn't provide details on how the ban would be implemented, but warned he might bar other media outlets as well. White House Correspondent Liz Landers reports on the administration's latest test of First Amendment protections.