A man accused of killing a Johnson County couple because they de-friended his daughter on Facebook will stay in a state prison while awaiting trial. Judge Jon Kerry Blackwood ordered Marvin Potter Junior to be held in prison because of his health problems. The judge said that Potter's medical problems can be better addressed there. Potter and Jamie Lynn Curd are accused of killing Billy Clay Payne Junior and girlfriend Billie Jean Hayworth in January. Potter will go to trial in April. (jb)