The legal husband of U.S. Rep. Ilhan Omar, D-Minn., and the father of her three children, Ahmed Hirsi, has confirmed to friends that the congresswoman married her brother in a fraudulent immigration scheme, according to sources who spoke to Powerline blogger Scott Johnson. Hirsi has said, however, that he did not know at the time that Omar was married to her brother, Ahmed Nur Said Elmi, Johnson wrote Tuesday.