Islamic State of Iraq and Syria - ISIS

El Shafee Elsheikh and Alexanda Kotey are two of four men dubbed “the Beatles” by the hostages they held captive.

The nature of the new threat posed by ISIS that triggered this U.S. response was not described.

Sgt. Maj. Thomas "Patrick" Payne is the first living member of Delta Force to receive the nation's highest award for valor.

Voronkov told the U.N. Security Council that Islamic State fighters move freely “in small cells between the two countries.”

Pompeo said the United States was committed to helping Iraq regain and maintain security.

The U.S. has pressed for repatriation of the Al Hol inmates to their home countries to face justice.

There were 405 ISIS attacks during the quarter in Iraq, with major spikes during Ramadan, according to data analysis.

An F-15E Eagle fighter jet carried out the strikes, which killed an estimated five ISIS fighters.

In a statement on an ISIS-affiliated website, the group said Tuesday’s attack in Kabul targeted a prayer leader.

Increased violence has been blamed on an Islamic State affiliate targeted in stepped-up U.S. bombing.