and it's only been a week, the power struggles have really become strong. >> four years minus one week. thank you all very much. we want to turn to our world lead. the elusive isis leader abu bakr al baghdadi may be hiding in new york iraq according to a military force known as the popular mobilization units or pmus as anti-isis units are pushing forward to take mosul, closing in on isis from several fronts with iraqi and peshmerga forces pushing from the east and the pmus moving from the west. bringing in national correspondent phil west. he is on the ground in irbil. how credible are the rumors are anti-isis forces getting closer? >> reporter: as with so many things in iraq, it's not entirely clear. the information, the claim, it's come from the popular mobilization units, the former