A 4-year-old Ohio girl who vanished more than three weeks ago was found alive and in good condition, halfway across the country in southern California, authorities said. Haylee Donathan was found with her mother and her mother's boyfriend, fugitive sex offender Robbie Potter. Haylee Donathan, her mother Candace Watson and Robbie Potter were discovered hiding for the past week at The Morning Star Ranch, a retreat in Valley Center, near San Diego, said Peter Elliott, United States Marshal for the Northern District of Ohio. Potter is a registered sex offender, officials said. He was being sought by the U.S. Marshal's Service. Late Tuesday Haylee was in the custody of a children's protective services agency in the San Diego County area, Elliott said. She was doing well but may have chicken pox, he added. We understand she is healthy and happy and I believe, waiting to come back to her grandmother here, he said. Watch authorities announce their find The journey west took them more than two thousand miles from Mansfield, the north-Central Ohio city where the girl and her mother live. I am very happy that my granddaughter's coming home, said Mary Watson, Haylee's grandmother. And I just want to thank all of you from the bottom of my heart. Watson, 24, and Potter, 27, were arrested without incident and held by the San Diego County Sheriff's Department. When asked their reaction,