A former adult star has been accused of murdering her lover turned father-in-law after allegedly starting an affair with her stepson. Devyn Michaels, 46, was arrested after Jonathan Willette, also 46, was found beheaded and suffering from chemical burns in his home. Prosecutors say the man's body was found "defiled" with bleach and ammonia in his residence in Las Vegas, US. His head has never been recovered. Michaels and Willette had been in an on-and-off relationship and shared two young