A Delmar man has been convicted by a Wicomico County jury of armed robbery and robbery. Officials say 29 year old Patric Vetra robbed the Corner Market in Delmar, Maryland on December 14, 2017. During the incident, Vetra showed a handgun tucked into his waistband. He left with about $300 from the register. Vetra was linked to the robbery by DNA evidence. Sentencing has been postponed until after a pre-sentence investigation.