Rebels and government forces missed a deadline for forming a transitional government.
In Australia, Kerry urged Iraq’s prime minister-designate to quickly form a new government.
She is putting distance between herself and the president she served as secretary of State.
Obama will be on shaky legal ground if he continues to attack ISIS, experts say.
"That seems a strange word to use,” a spokeswoman said.
An official pushed back on claims the White House was not warned about ISIS.
"We congratulate Dr. Hayder al-Abadi on the nomination," the State Department said.
Incumbent Nouri al-Maliki is insisting that he should remain in power.
Anders Fogh Rasmussen said chances that Russia could take military action are rising.
Kerry said the United States fully supports Iraqi President Fouad Massoum.
Clinton said the failure to build up Syrian rebels "left a big vacuum."
The move follows increased violence and targeted U.S. airstrikes.
West Africa is experiencing the "most complex outbreak” of Ebola in history, WHO said.
A member of Congress said Obama used the expletive during a White House meeting.
From Syria to Israel to Iran, Clinton is beginning to draw contrasts with Obama.
Obama says the only "lasting solution" for Iraq is an "inclusive government."
Retired Adm. Stavridis said the U.S. would need to "triple" its ground force.
Biden places calls to White House's preferred Iraqi leadership team.
A top adviser to Osama bin Laden warned in 2011 about the rise of the Islamic extremists.
The funds will go to help France, which is targeting terror groups on the continent.
Will there be peaceful construction or deadly destruction in the days and weeks ahead?
Forces loyal to Prime Minister Nouri al-Maliki reportedly have deployed in Baghdad.
Democrats, meanwhile, warn the president against escalation.
"There’s no doubt in my mind that Hamas initiated this conflict," she said.