The Pentagon announced Monday it will begin a new review of its nuclear posture at the direction of President Trump, amid rising tensions on the Korean Peninsula over Pyongyang’s missile firings and potentially a sixth nuclear test. Pentagon chief spokesperson Dana W. White said in a statement that Defense Secretary Jim Mattis will ensure the U.S. military’s nuclear force is “safe, secure, effective,

reliable and appropriately tailored to deter 21st-century threats and reassure our allies.” The U.S. military has roughly 450 long-range nuclear missiles in underground silos at various bases in the Midwest. It also maintains a fleet of ballistic missile submarines as well as long range B-2 and B-52 bombers also capable of launching nuclear weapons. Smaller nuclear weapons can be carried by U.S. Air Force fighter jets. READ MORE