President Obama addresses the worsening security situation in Iraq . He says the the United States should not rule anything out . But a senior government official says there will be no U.S. ` ` presence on the ground '' NEW : Sen. John McCain says Obama should fire national security staff , bringing back David Petraeus .
President Obama addresses the worsening security situation in Iraq . Obama says the the United States will not rule anything out . But a senior administration official says there will be no U.S. `` boots on the ground '' NEW : Sen. John McCain says Obama should fire national security staff , call back David Petraeus .