Metro police say a man arrested for robbing the Charlotte Pike Walgreens is under investigation for similar robberies.
Williams Warrick, 32, was arrested Friday evening after demanding pain medication from a clerk. Warrick told the victim he had a gun.
Police said Warrick was taken into custody without a struggle.
Officers recovered a loaded pistol hidden under the couch.
Warrick is currently charged with aggravated robbery and felon in possession of a firearm.
He is being held in lieu of a $76,000 bond.