An armed robbery suspect is at large in Hidalgo County and authorities need your help.

Sheriff’s deputies are looking for this man, 20-year-old Bryan Calzada.

They say he held up the Valley Food Mart #7 in the community of Monte Alto on Monday.

Investigators say Calzada used a black handgun and left with $300.

He is considered armed and dangerous.

Anyone with information is asked to not approach Calzada, but to call crime stoppers at (956) 668-TIPS (8477).