Foreign fighters for Isis are choosing to stand and fight the Iraqi army in east Mosul, while the group’s local militants are crossing the Tigris river with their families to the more defensible western side of the city, a former jihadi has told The Independent. In an exclusive interview, the fighter, who calls himself Faraj, described scenes of growing chaos and an apparent breakdown of discipline among Isis forces in Mosul. He said that local fighters seeking to leave the east of the city, which Iraqi forces entered on Tuesday, were being stopped at checkpoints and cross-questioned by Isis...