TUCSON, Ariz. (KGUN) — The Pima County Sheriff's Department is investigating a shooting that happened in the area of East Michigan Street and South Contractors Way on Feb. 25 at 6 p.m.
According to PCSD, while heading to the scene, deputies learned a man had been shot and was driven to the hospital with life-threatening injuries.
The man later died at the hospital. He has been identified as 42-year-old Luis Lopez.
After further investigation, detectives learned Lopez was driving southbound on Contractors Way with a passenger when a vehicle passed them at a high rate of speed and shot at him.
After the suspect's vehicle description was released Wednesday, PCSD located the suspect this morning at 10:30 a.m.
He was identified as 35-year-old Mario Obregon.

Obregon was booked into the Pima County Adult Detention Center for first-degree murder and aggravated assault.