Hillsboro, OR -

Police believe a Monday night shooting in Hillsboro is gang-related.

A 24-year-old man walking down a street argued with two other men, and one pulled a gun and shot him in the chest. The victim was taken to Emanuel hospital in Portland and is expected to recover.

The suspects fled on foot. A police tracking dog found the gun about a block away, but the suspects remain at large.

Detectives believe the men know each other. The Washington County Inter-Agency Gang Enforcement Team is investigating.