President Barack Obama and his administration signaled they are preparing to re-engage militarily in Iraq, a remarkable U-turn for a president who campaigned in 2008 on ending the war there and has cited the removal of U.S. troops as one of his top successes. The White House said Obama is weighing possible airstrikes to blunt the momentum of Sunni militants who have seized control of several major cities in recent days. Obama isn’t considering the deployment of American ground troops, the last of which left Iraq in December 2011, administration officials said. The president said he is seeking support from U.S. allies ... (full story)