UPDATE: Armed Robbery in Marlborough; Suspect Ran Off With Cash

1:40 p.m.: State and local police searched the area with a K9 Unit. The suspect reportedly took off with cash and products from the store.

Original post: Police responded to a report of an armed robbery at the GNC store on Boston Post Road around 12:45 p.m.

iAlerts1 reported that a white man walked into the store with a gun and walked the clerk to the safe in the back. The perpetrator reportedly wore a black hat and ripped jeans.