WALTHAM, Mass. (MyFoxBoston.com) -- Mass. State Police shut down portions of I-95 Wednesday night after a serious crash in Waltham.
The crash, which happened near exit 28 on the southbound side of the road, involved a car and a tractor-trailer.
State Police were forced to shut down both sides of the road at about 8:30 p.m. for a medical helicopter.
There is no word on how many people were injured in the crash or their conditions.
Stay with FOX 25 and MyFoxBoston.com as we learn more.