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Kelsey Abkin

This Thursday, Feb. 25, 2016 photo provided by the U.S. Air Force shows an unarmed Minuteman 3 intercontinental ballistic missile launches during an operational test from Vandenberg Air Force Base, Calif. The unarmed missile roared out of its underground bunker on the California coastline and soared over the Pacific, inscribing the signature of American power amid growing worry about North Korea's pursuit of nuclear weapons capable of reaching U.S. soil.(Staff Sgt. Jim Araos/U.S. Air Force via AP) (AP)

The enormous cost of more nuclear weapons

Guy T. Saperstein, Kelsey Abkin