U.S. warns of more risks in Iraq after Navy SEAL's death

U.S. Secretary of Defense Ash Carter testifies on operations against the Islamic State, on Capitol Hill in Washington, U.S., April 28, 2016. REUTERS/Jonathan Ernst

STUTTGART, Germany (Reuters) - U.S. Defense Secretary Ash Carter cautioned on Wednesday of risks ahead in the campaign against Islamic State as he confirmed the identity of a Navy SEAL killed during attack by the militant group in northern Iraq on Tuesday.

"These risks will continue and we greatly regret his loss," Carter said, naming the him as Petty Officer First Class Charles Keating.