CALHOUN, Miss. (WCBI)-A Vardaman teen is being held on a $200,000 dollar bond after allegedly stabbing his fathers girlfriend. According to Sheriff Greg Pollan, 45 year old Shelia Hughes sustained severe stab wounds to her back and remains in a drug induced coma in critical condition. 17 year-old Tyler Haire is accused of stabbing Hughes and told police that he blacked out and when he came to Hughes was there stabbed. The incident took place on County Road 433 near Vardaman just after noon Saturday (11-17). Haire has been charged with Aggravated Assault.