THR BRONX - Police say a serial robber has attacked another elderly resident, making the sixth incident in the past two weeks.

The latest attack happened in the 52nd Precinct, where a 70-year-old woman was robbed.

Officials released surveillance video that shows one of the attacks, hoping that the video will lead to an arrest.

The video shows the suspect walking into a building and shoving a 71-year-old woman against the lobby wall while he rummages through her purse.  Police say the victim was eventually pushed to the ground and had her wallet taken.