A driver was seriously injured after being ejected from a tractor-trailer during a multi-vehicle crash on the Massachusetts Turnpike eastbound in Hopkinton.
State police say the crash, which happened just after 8 a.m. before exit 11A, involved two cars, a box truck and two tractor-trailers.
The ejected victim was taken to UMass Memoral Medical Center with serious injuries. The driver is in stable condition, according to state police.
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The highway's two right lanes were closed as the state police reconstruction team responded to the scene, and other drivers were warned about massive delays.
State police are still investigating the crash and cleaning up the scene.