Maine May 24, 2021 4:41 pm Maine Issues New Mask Rules Starting Monday, masks are no longer required in Maine with some exceptions. US & World Videos 3:09 Clash of protests continues at MIT 2:00 Friends of John O'Keefe testify in Karen Read trial 2:40 Cambridge bans right turns on red lights 2:23 Friend of John O'Keefe testifies in Karen Read trial 1:57 Tensions escalate as protests across Mass. colleges continue