St. Paul police were investigating a homicide Tuesday night, the city's 22nd of the year.
Police were called about 6 p.m. to the 1200 block of Hazelwood Street, where they found a man inside a pickup truck with a gunshot wound to his head.
He was declared dead at the scene.
Witnesses reported someone running from the scene of the shooting, and police were able to apprehend a possible suspect nearby, according to Police Sgt. Mike Ernster.
No names or further details were immediately available.
