WATCH: Pentagon says air base in Iraq sustained minor damage after attempted attack

WASHINGTON — The Pentagon said Thursday that there was an attempted attack at Irbil air base in Iraq but there were no casualties and only minor damage to the facilities.

Watch the briefing in the player above.

Air Force Brig. Gen. Pat Ryder, Pentagon press secretary, declined to detail which Iranian-backed groups may be responsible for the recent spate of attacks at bases in Iraq and Syria.

He said there have been at least 12 attacks in Iraq and four in Syria, and that 21 U.S. personnel received minor injuries in two separate attacks early last week. Of those, 19 people had some type of traumatic brain injury, and all 21 returned to duty.

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There have been no reported injuries since those two attacks on Oct. 17-18.

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