Massachusetts March 20, 2021 11:17 pm Massachusetts Prepares for Phase 4, Step 1 Starting Monday, sports arenas will be permitted to open at 12% capacity. Also on Monday, wedding venue dance floors will be allowed. US & World Videos 0:21 Man arrested in Centerville stabbing that sent victim to hospital 20:21 Karen Read trial: Defense calls Canton police lieutenant's credibility into question 1:59 Car crashes over wall in Westford 2:14 MIT suspends student protesters 2:06 Here's what's inside the Mass. Senate's proposed budget