April 22, 2014 1:25 pm Sen. Warren on Boston Marathon, student loan crisis Mass. Sen. Elizabeth Warren spoke at Boston University on Monday US & World Videos 3:07 What's working for Biden's campaign — and what's not working for Trump 4:10 Thoughts as jury selection gets underway in Trump's hush money trial 1:06 Former Sen. Joseph Lieberman dead at 82 1:23 Majorie Taylor Greene files motion to oust Mike Johnson from House speakership 1:56 GOP responds after Schumer calls for new leadership in Israel