(Berrien County, MI) - Authorities are trying to determine why a man was on Interstate 94 on foot when fatally struck by a semi-truck.

This happened just before 3 a.m. Saturday just south of Bridgman, Michigan.

According to Berrien County Police, the truck driver told investigators he thought it was an animal that appeared in the roadway and he could not avoid the collision.

After pulling over, though, he discovered it was a man he had struck.

Police said the victim was 35 year old Jose Hernandez of Sawyer. Investigators are talking with family members and friends and seeking phone records to determine why he was on the interstate.