By CBS3 Staff

NEW HOPE, Pa. (CBS) — A New Hope police officer will not face criminal charges after shooting a suspect inside a holding cell last month. The shooting of Brian Riling on March 3 in a holding cell was caught on surveillance video.

On Friday, Bucks County District Attorney Matthew Weintraub ruled the shooting neither justified, nor criminal, but excused.

READ MORE: Dr. Mehmet Oz, Dave McCormick Race Heads into Recount In Pennsylvania Senate Primary

Weintraub said the officer mistakenly believed he was firing his taser when he discharged his gun.

READ MORE: WATCH LIVE: DA To Provide Significant Update On 1991 Murder Of Joy Hibbs In Bristol Township

The officer will not face charges.

MORE NEWS: Philadelphia's Chief Of School Safety Kevin Bethel Speaking Out Following Texas School Tragedy: 'Fear In Our System Is Real'

Riling, who was under arrest for harassing an ex-girlfriend, has since been released from the hospital.