The whereabouts of a woman who lived homelessly in Nevada County remain elusive more than six weeks after she died. Jennifer Waddell, 42, died Jan. 9 at Sacramento’s Mercy General Hospital. She had been transferred there Jan. 6 from Grass Valley’s Sierra Nevada Memorial Hospital, according to spokespeople from both facilities. But the circumstances that led to Waddell’s death and what happened to her body afterward remain sketchy. Hospital representatives told the Grass Valley Police Department that Waddell’s body remained at Mercy until at least Feb. 15, according to Sgt. Steve Johnson. But Mercy spokeswoman Becky Furtado told The Union …