Teen Mom OG star Amber Portwood was arrested Friday in Indianapolis on a domestic battery charge.br According to Newser, she was arrested for allegedly attacking her boyfriend in an argument.br The 29-year-old lives with cinematographer beau and their one-year-old son, James.br Police say the child was in Glennon's arms when the parents got in a heated 3am dispute and Portwood assaulted Glennon.