National security adviser Robert O’Brien told a Portsmouth, N.H., crowd Wednesday that the Navy hopes to equip all Navy destroyers with hypersonic missiles, a new weapons system often promoted by President Donald Trump.
Secretary of Defense Mark Esper outlined his department’s plans to brush back China in a Wednesday speech.
SYDNEY (Reuters) - U.S. Defense Secretary Mark Esper said on Saturday that he was in favor of placing ground-launched, intermediate-range missiles in Asia relatively soon, a day after the United States withdrew from a landmark arms control treaty. 
President Donald Trump welcomed new Secretary of Defense Mark Esper to the Pentagon Thursday with a speech emphasizing U.S. sovereignty through military might. 
Sen. Kirsten Gillibrand (D., N.Y.) skipped Tuesday's Armed Services Committee confirmation hearing for Mark Esper, President Donald Trump's nominee for secretary of defense. 
Sen. Elizabeth Warren (D., Mass.) aggressively questioned Secretary of Defense nominee Mark Esper Tuesday over the ethical implications of his prior lobbying for Raytheon, the defense giant with ties to Warren. 