HAMMOND, Ind.— Indiana State Police say a domestic dispute led to a fatal crash on I-80 on Christmas Day.

The Indiana State Police say the crash occurred following an argument between 44-year-old Freeman Pace and his wife around 7:20 p.m on December 25 on I-80 near Hammond, Indiana. .

During the dispute, the two exited their vehicle after stopping on the outside shoulder of westbound traffic.

They reportedly walked across the interstate to the inside shoulder before turning back.

During their return to the outside shoulder, Pace was struck by a car.

He was first taken to St. Margaret’s Hospital then airlifted to Christ Advocate Hospital in Illinois, where he died early Wednesday morning.

Alcohol is believed to be contributing factor and the investigation of the crash is ongoing.