Police have released new surveillance video of a man wanted for a series of sexual assault attempts against women in Crown Heights.

Officials say the suspect attempted to sexually assault four different women as they were walking home late at night between July 12 and July 13.

Police say the man followed his victims and tried to push them into their apartments or abuse them in the hallway or by the elevator.

They say the suspect allegedly threatened the victims, telling one of them he had a knife.

All of the victims managed to fight the suspect off and flee.

The suspect is being described as approximately 6 feet tall and in his mid-20s.