A miller county man is behind bars for allegedly assaulting his girlfriend. Vincent Martin has been charged with first degree assault and is being held in the miller county jail on $300 hundred thousand dollars bond. According to Sheriff Bill Abbot, deputies were called out to Lake Regional Hospital where they found a woman who had been assaulted in the Brumley area. The victim had sustained multiple facial injuries and other bruises and scratches. Martin was then located in Osage Beach and arrested.