(Portland, OR)  --  A Portland man is in custody, after being accused of sexually assaulting women he met through social media.  Thirty-year-old Anthony Ray Cater, Jr. was arrested after he was reported to have assaulted two women after meeting them through Facebook and the Plenty of Fish dating site.  Police are investigating to determine if there are other victims.  "The Oregonian" reports Carter was arrested on multiple sexual-assault charges and other unrelated warrants.