Chemical and Biological Warfare

But officials said Syrian dictator Bashar Al-Assad still maintains chemical weapons capabilities.

Defense Secretary Jim Mattis suggested Thursday that a U.S. attack on Syria was not imminent.

The U.S. may launch a military response to the recent chemical attack.

U.S. Strategic Command recently passed the leadership role in counter-proliferation to SOCOM.

The U.S. Army is notifying vets that they may be eligible to receive care if they participated in testing from 1942 to 1975.

The U.S. is accusing President Assad's government of using sarin on civilians in an attack that killed more than 1,400.

The destruction of Syria's chemical weapons stockpiles at sea will be an all-civilian operation by U.S. Defense Department...

The Pentagon transferred the head of the Islamic State terror group's chemical weapons development unit to the Iraqi...

The U.S. is preparing to send a specially outfitted ship to the Mediterranean to destroy Syria's stockpiles of chemical...

The U.S. used 12 aircraft, including a B-52 bomber, to hit a suspected ISIS chemical factory near Mosul, Iraq.