NEW YORK (CBSNewYork) — Police are looking for a suspect who they say was seen on surveillance video punching a 78-year-old man and then slamming him into a wall in a Brooklyn building.

It happened around 5 a.m. back on April 30 in the lobby of a building in the area of 50th Street and 8th Avenue.

Police said the suspect hit Felix Gonzalez in the face numerous times before throwing him against a wall following a dispute.

Gonzalez said the suspect had been sprawled across the steps blocking his way. He asked him to move and a fight broke out.

“I see him laying on the step there, I say, ‘excuse me, you cannot sleep over here,’ and then he get up, I don’t know what he gonna do,” Gonzalez said.

Gonzalez was treated for lacerations to his face and head.

Anyone with information is asked to call the NYPD’s Crime Stoppers Hotline at 1-800-577-TIPS (8477) or for Spanish, 1-888-57-PISTA (74782), visit or text tips to 274637 (CRIMES) then enter TIP577.