Sean Parnell

Pentagon spokesperson Sean Parnell confirming Hegseth will address senior military leaders but not sharing more details.

The rare meeting sparking national security concerns about having all of the nation's top military officials in one place and having them recalled from around the world amid rising global threats.

The order comes months after Hegseth announced a massive overhaul of U.S.

defense systems, vowing to reduce the number of generals and admirals.