A Mt. Oliver man was arrested over the weekend following a traffic stop on the South Side.
22-year-old Glen Cleveland was stopped by police at East Carson and First streets Saturday afternoon after noticing suspicious activity at a gas station a few blocks away.
Police say they found a loaded gun in Cleveland's possession.
They also found marijuana, a pill bottle, six suspected hydrocodone pills and a significant amount of cash.
Police say the gun was stolen in Monongahela.
Cleveland was being held at the Allegheny County jail pending arraignment.