Massachusetts August 18, 2021 11:36 pm Tensions Rise Over Mask Mandates at Schools With Gov. Charlie Baker leaving mask mandates up to school districts, parents are sparring at school board meetings. US & World Videos 2:34 Takeaways from Dateline's special on Karen Read Case 1:58 Teen arrested in beating of disabled Danvers man 0:52 Turtleboy accuses Norfolk County DA of lying and mishandling his investigation 20:15 Karen Read appears on Dateline as high court prepares to hear her appeal 0:25 Mass. State Police transfer Brian Tully