Massachusetts April 20, 2017 11:20 am Tractor-Trailer Rolls Over in Littleton, Massachusetts A tractor-trailer rolled over in Littleton, Massachusetts, on Route 2 trapped the driver inside. Crews were on scene working to free the driver. US & World Videos 2:27 Saugus officials issue coyote warning 3:28 Analysis: Who are the vulnerable incumbents in the U.S. Senate? 1:57 Local professor has key role in NASA's Europa mission 1:31 Celebrating Indigenous People's Day 4:28 Ethel Kennedy's casket is carried out from her funeral mass