October 25, 2023 11:15 pm Former ATF agent sheds light on Maine mass shooting investigation Scott Sweetow, a former agent with the Bureau of Alcohol, Tobacco, Firearms and Explosives, talks about the shooting that killed 22 people in Lewiston, Maine. US & World Videos 2:13 Ahead of Thanksgiving, act of warmth in Dorchester on cold day 1:36 Gov. Healey calls on Marblehead and Beverly to get students back to school 4:06 Forecast: Sunday will be windy 1:41 Boston community honors late basketball star Terrence Clarke 1:45 Needham shows support for astronaut Sunita Williams who's stuck in space