Suffolk police arrested a suspect who allegedly held up a 7-Eleven store with a knife early Saturday morning.

It happened around 3:30 a.m. at the store located on Montauk Highway in  Blue Point.

Police say the suspect, 31-year-old Joseph Arcuri, was armed with a knife when he demanded cash from the clerk before fleeing.

Police say Arcuri was apprehended nearby by an officer and his K-9, named McClane.

Arcuri, of Blue Point, is charged with first-degree robbery.