Elections in America could affect US nuclear umbrella over Seoul

washington — A South Korean senior official has rekindled debate over the U.S. commitment to that nation's defense, bringing up the possibility of the U.S. rolling back its nuclear umbrella if former President Donald Trump is reelected. Kim Tae-hyo, South Korea's deputy national security director, said in a Seoul forum Tuesday the reelection of Trump could "weaken a U.S. nuclear umbrella" designed to protect South Korea from North Korean aggression. "Trump as candidate can be seen as pursuing...