Police arrested a Beaumont woman late Wednesday on suspicion of stabbing her boyfriend in the back in the city's North End. Alisa St. Julian, 42, was charged with aggravated assault with a deadly weapon, Officer Tony Harding reported Thursday. St. Julian was booked after being released from Baptist Hospital where she received treatment for a minor head injury suffered during the domestic disturbance in the 2500 block of Primrose. St.