Donald Trump March 17, 2019 8:15 am NC Extra: Another Dem Joins the 2020 Presidential Race Beto O’Rourke is the latest Dem to join the 2020 Presidential race, President Donald Trump signs his first veto. Chuck Todd of Meet the Press and NBC4’s Conan Nolan discuss the ramifications. US & World Videos 3:32 Biden on campus protests: ‘Order must prevail' 4:52 NewsConference: California to help Arizona doctors with abortions 4:58 NewsConference: LA Metro safety concerns 8:08 NewsConference: Campuses in crisis 8:43 NewsConference Extra: Kudos for House Speaker Mike Johnson