WASHINGTON, Jan. 13 (UPI) — The U.S. Air Force’s provisional new nuclear operations command unit Global Strike Command was activated Monday by top officials.

BRUSSELS, Jan. 13 (UPI) — Progress on securing Liberia could unravel if international attention continues to wane, according to a report from the International Crisis Group.

WASHINGTON, Jan. 13 (UPI) — A new report calls on officials to secure widely used medical devices in the United States for fear that terrorists could seize the equipment to build a bomb.

UNITED NATIONS, Jan. 13 (UPI) — Top officials from 24 countries are expected to descend on U.N. headquarters to discuss countering the growing threat of piracy off the Somali coast.

WASHINGTON, Jan. 13 (UPI) — The National Nuclear Security Administration says the B61 nuclear bomb has returned to the U.S. active nuclear weapons stockpile.