A US soldier was killed during the raid, the first American serviceman to die in Iraq since the United States ended combat operations in 2011.
Malaysian and US authorities allege that Kosovo native Ardit Ferizi provided a member of Islamic State with information about more than 1,000 US military and government personnel.
The White House has revised existing plans to withdraw the majority of troops from Afghanistan by the end of the Obama administration.
Last week, the Pentagon says a Chinese jet performed an 'unsafe' maneuver near a US aircraft. What does this say about China-US relations?
Petraeus appeared before the Senate Armed Services Committee on Tuesday, offering his recommendations for how the US should address what he called a 'revolutionary upheaval that is unparalleled in its modern history.' Petraeus began his testimony with an apology for events stemming from his personal life.