AdvertisementU.S. Defense Chief Austin Goes To Afghanistan Amid Questions Over Withdrawal DateUpdated March 21, 2021Alex LefffacebookEmailLloyd Austin, U.S. secretary of defense, visits the National Cemetery in Seoul, South Korea, on Thursday. On his Asia tour, the defense chief made an unannounced visit to Afghanistan on Sunday. (Bloomberg via Getty Images)This article was originally published on March 21, 2021.