Antioch police say the 37-year-old suspect, Robert Chuksorji, would prey on women on social media and dating apps. They say he may not have used his real name in some of the cases that date back 10 years.

A man has been charged with allegedly raping two women in Antioch in June and police believe there may be more victims who have not come forward.

A man has been charged with allegedly raping two women in Antioch in June and police believe there may be more victims who have not come forward. Robert Chuksorji, 37, is being held in Contra Costa County Jail in lieu of $2 million. Chuksorji's attorney has requested the amount be lowered, for which a hearing has been scheduled for Nov. 22.