GARLAND, Texas—Police say a clerk at a Dallas-area convenience store has been found shot to death following an apparent robbery.

Garland police say a delivery driver early Tuesday came upon the body of the male clerk and summoned help.

Officer Joe Harn says police are reviewing store security video in an effort to identify and locate a masked person who allegedly robbed then shot the clerk. The body was found behind a counter.

Police did not immediately release the name of the victim or further details on a suspect.