FOXBORO, Mass. (WPRI) — Massachusetts State Police are investigating a serious crash that happened in Foxboro early Sunday morning.

Just before 3:30 am., troopers and other emergency personnel responded to a crash on I-95 North in the area of Exit 13, according to police.

When first responders arrived, they found the SUV had rolled over.

Police said a total of six people were injured, at least two of them with life-threatening injuries.

A portion of the highway was shut down and traffic was being detoured onto Route 10.

The cause of the crash is under investigation.