(11:24)WATSONVILLE- Watsonville police are investigating an armed robbery. Shortly after 1:30 a.m. Saturday morning patrol units responded to a report of an armed robbery at a convenience store on the 1400 block of Freedom Boulevard. At the scene, officers determined that three Latino males entered the business , two of the men grabbed beer while the third produced a pistol and demanded cash. The clerk complied and the robbers fled on foot with the merchandise and an undisclosed amount of cash.