A male suspect was arrested in San Francisco after he waved a knife at four female victims and threatened to hurt them late Saturday night at BART's Richmond station, police said Sunday.
At 11:48 p.m., the four victims were on the platform at Richmond station when the suspect made sexual advances toward them.
Police said the victims turned the suspect down. The suspect then waved a knife at them and threatened them.
Police said they found the suspect at BART's Embarcadero station in San Francisco and arrested him on suspicion of brandishing a knife and making criminal threats.
Police said no one was injured.