That’s called “jointness,” about which Hegseth knows little. He touted his Army background in the National Guard as a qualification to be secretary of Defense, but just as different cultures, goals and methods divide allies in a coalition, they also divide military branches.

Defense Secretary Pete Hegseth said the helicopter involved in Wednesday’s collision over the Potomac River was conducting a routine training mission.He said<a class="excerpt-read-more" href=" More