Pentagon chief Austin among speakers to South Carolina grads
United State Secretary of Defense Lloyd Austin poses for photographers as he arrives at NATO headquarters in Brussels, Wednesday, April 14, 2021. (Kenzo Tribouillard, Pool via AP)

United State Secretary of Defense Lloyd Austin poses for photographers as he arrives at NATO headquarters in Brussels, Wednesday, April 14, 2021. (Kenzo Tribouillard, Pool via AP)

Apr. 14, 2021 07:57 AM EDT
FILE - Secretary of Defense Lloyd Austin listens to a question as he speaks during a media briefing at the Pentagon in Washington, in this Friday, Feb. 19, 2021, file photo. U.S. Defense Secretary Lloyd Austin met Sunday, April 11, 2021, in Tel Aviv with his Israeli counterpart and reinforced American support. (AP Photo/Alex Brandon, File)

FILE - Secretary of Defense Lloyd Austin listens to a question as he speaks during a media briefing at the Pentagon in Washington, in this Friday, Feb. 19, 2021, file photo. U.S. Defense Secretary Lloyd Austin met Sunday, April 11, 2021, in Tel Aviv with his Israeli counterpart and reinforced American support. (AP Photo/Alex Brandon, File)

Apr. 11, 2021 11:39 AM EDT