December 29, 2017 4:40 pm Weather Forecast: Partly Cloudy Overnight Friday Night: Partly cloudy, cold. Lows in the single digits. Saturday: Early sun, then clouds. Snow south. Highs around 20. Sunday: Cold and windy. Partly cloudy. Highs in the teens. 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