abdullah taher (ta-her) mohamed is the head of the kurdistan democratic party in makhmour the major political party here. >> do you want the arab families to return or to stay away? >> the divisions in iraq extend beyond arab and kurd. 150 miles southeast of makhmour we visited a refugee camp in diyala province, where sunnis say they were displaced by shia militias. >> the entire frontline is scattered with refugee camps and each with their own harrowing stories. this camp is full of arab families and they're not so concerned about the battle with islamic state, because they tell us they fled from they tell us that they fled from the iraqi army government allied shia militias. >> since the 2003 u.s. invasion most of the country's power has been consolidated in the hands of the shia majority. the government of former prime minister nouri al maliki has been criticized for marginalizing sunnis and excluding them from the political process. during saddam hussein's rule it was sunnis who were favored over shia. now, during the fight against isil, the iraqi government - dominated by shia - is recei