President Trump has said he will "most likely" nominate Army Secretary Mark Esper to take over permanently for acting Defense Secretary Pat Shananan, whose nomination collapsed this week amid media reports of past violent incidents involving his family. Monday is slated to be Esper's first day as acting defense secretary, according to a statement from the Pentagon. While some senior defense lawmakers voiced bipartisan support for Esper, they also noted the urgency with which Trump should act to replace Shanahan...