Coronavirus December 23, 2021 6:34 pm Travelers Take Precautions Ahead of Holidays People are excited to travel for the holidays, even though many of them are on edge due to rising COVID-19 cases. US & World Videos 4:17 Police presence grows at pro-Palestinian encampment at Northeastern 5:39 Billerica police sergeant hit and killed by excavator during construction detail 2:31 Celtics preparing for pivotal Game 3 against Heat in Miami 2:37 Quincy detective resigns amid allegations of ‘unwelcome, sexually explicit conduct' 4:07 Officer hit and killed while working construction detail in Billerica, authorities say