Deputy Assistant Secretary of Defense for Threat Reduction and Arms Control Kingston Reif; Assistant Secretary of the Army for Acquisition, Logistics and Technology Douglas Bush; Assistant Secretary of State for the Bureau of Arms Control, Verification, and Compliance Mallory Stewart; and Michael Abaie, Program Executive Officer, Assembled Chemical Weapons Alternatives, hold an off-camera press briefing at 1 p.m. EDT in the Pentagon Briefing Room, 2DE972, to provide updates on the destruction of the last chemical weapon in the U.S. stockpile.