Man walking his dog killed after being hit by SUV on Christmas Eve

St. Paul police squad car.  (FOX 9)

Police have identified the man and his dog died after being struck by a vehicle in St. Paul on Sunday night.

The St. Paul Police Department said officers responded to the collision around 8:15 p.m. at the intersection of Maryland Avenue West and Park Street. 

At the scene, authorities found a pedestrian and his dog, who were pronounced dead by fire medics. On Tuesday, police identified the man killed as 64-year-old Steven Wirtz of St. Paul. His 2-year-old German Shepherd also died in the crash.

Authorities are still investigating the circumstances of the crash but say a motorist struck the man and his dog. The driver stayed on scene, and police say they are cooperating with investigators. 

The incident remains under investigation.