Elbridge Colby, Under Secretary of Defense for Policy, the Pentagon's number three civilian post, testifies for a 2nd time on Capitol Hill this week, appearing today before the House Armed Services Cmte on the national defense strategy amid U.S. military operations against Iran. @cspan 3, online & cspan now app https://www.c-span.org/event/house-committee/defense-official-elbridge-colby-on-national-defense-strategy/440917(Craig Caplan)