ST. JOSEPH COUNTY, Ind. -- Police responded to a call of a suspicious vehicle near Oak Road and Stanton Road around 2:49 a.m. on Monday, according to the St. Joseph County Police Department.

Upon arriving on the scene, officers located a running vehicle with two unconscious individuals inside.

Both were pronounced dead on the scene a short time later.

Drugs and paraphernalia were allegedly found by police inside the vehicle.

There were no signs of crash or visible trauma, according to police. 

Both deaths are under investigation by the county coroner and county police, but fatal overdose is the suspected cause of death at this time.