April 15, 2016 6:05 pm Democratic Debate Gets Testy Thursday night’s standoff between Hillary Clinton and Bernie Sanders seem to break new ground on the contentious scale, with Clinton going after Sanders on guns and Sanders mocking Clinton’s connections to Wall Street. US & World Videos 2:39 American man awaits sentencing in Turks and Caicos ammo case 2:05 MIT monitors pair of opposing protests on campus 3:41 Cool air to linger over Boston into the weekend 2:28 Karen Read trial continues, jurors visit crime scene 2:44 Karen Read trial Day 4: Jurors to visit crime scene