Obama says military solution wo n't work without political change . U.S. seeking legal protections for 300 advisers . Iraqi forces take back control of country 's largest oil refinery . Comment:
Obama says military solution wo n't work without political change . U.S. seeking legal protections for 300 advisers . Iraqi forces take back control of country 's largest oil refinery . Conflict in Iraq so far this year has displaced more than 1 million people , UNHCR says .