The crash happened in the Hartford County town of Rocky Hill at about 8:40 p.m. on Sunday, Dec. 11, Connecticut State Police reported.
A 2020 Mazda CX-9 Touring was going the wrong way in the left lane of I-91 northbound near Exit 22 and struck a 2012 Cadillac CTS, police said.
The driver of the Mazda, 75-year-old man from Hampton in Windham County, suffered minor injuries in the crash, police said.
State Police said the driver of the Cadillac, a 21-year-old woman from Lowell, Massachusetts, was not injured, but three of her four passengers reported minor injuries.
Click here to follow Daily Voice Norwich and receive free news updates.