"There are going to be good days, bad days, victories and setbacks,” Susan Rice said.
The move allows 300 advisers to begin helping Iraq fight a Sunni insurgency.
The secretary of State will urge political leaders to unite against extremist fighters.
Hagel and Dempsey express bitter disappointment with Iraqi government.
Hoyer and Feinstein offer support; other Dems raise reservations about Iraq.
A full-fledged national debate is emerging on the question.
OPINION | We should not let ourselves be sucked back into Iraq.
The GOP leader called on Obama to provide immediate assistance to Iraq's Prime Minister.
Spokesman Josh Earnest said the situation was "deteriorating" and "grave."
"The violence is coming from al Qaeda and its affiliates. I don't think there's any question about...
"We would like [Iraq] to do more" to rein in or cut off Syrian supply lines running from Tehran,...
House Speaker Nancy Pelosi (D-Calif.) made a surprise trip to Iraq this weekend, meeting with the...
"It may have changed its name, but it is al Qaeda," said a State official.
Obama said only Iraqi political leadership could unite a country threatened by civil war.
Chairman Royce called for the U.S. to launch drone strikes against militant groups.
The White House says no decision has been made on airstrikes.
Obama and his national security team struggle to adapt to Iraq's rapidly changing situation.
A State Department official said the two countries had a brief talk in Geneva.
There is no simple answer for the White House in Iraq.
“We’ve got another Benghazi in the making here,” Graham said.
Al Qaeda's violent resurgence in Iraq and expansion into Syria represented a "transnational threat...
The legislation, which passed the committee in a classified markup 11-4, would allow the NSA to...
"It is a fact now that al Qaeda has a presence in Western Iraq" extending into Syria, "that Iraqi...
Sam Youngman has the story:President Obama, wrapping up an eight-day overseas trip, made a surprise...