Over the past few months, members from both chambers of Congress have expressed doubt over whether President Donald Trump should retain the presidential authority to unilaterally launch a pre-emptive nuclear strike. His temperament, childish Twitter rants ...

Matt Korda, the associate director of the Nuclear Information Project at the Federation of American Scientists, assisted USA TODAY in identifying 50 silos near Malmstrom Air Force Base, Montana, that were deactivated in the late 2000s and later destroyed. That left USA TODAY with a list of 450 targets for our strike simulations.

Donald Trump and Ali Khamenei revive decades-old rivalry as US military buildup raises fears of a major Middle East conflict