Iran

Defense Secretary Mark Esper told reporters Monday that troops will "follow the laws of armed conflict."

Reportedly, the bombers will be "available for operations against Iran if ordered."

A "draft letter" suggesting a troop withdrawal was imminent circulated Monday, causing confusion.

The 173rd Airborne is the Army's rapid-response unit for Europe.

A prank story on social media says that the 2nd Marine Division is involuntarily mobilizing Marines from the IRR.

U.S. troops in Iraq will focus on force protection against expected retaliation for the killing of an Iranian general.

Arlington National Cemetery is tightening its security protocols and warning visitors to report suspicious activity.

The attacks came as the U.S. bolsters forces in the region in response to Iranian threats.

Maj. Gen. Qasem Soleimani had been planning attacks on U.S. troops and diplomats, officials said.