Name C cubed Brown junior as the next joint chiefs of staff chairman, Brown already made history as the first black man to be the air force's top officer, and he'd be the second black chairman after Colin Powell 30 years ago. Brown is a career at 16 pilot, with deep experience in shaping U.S. defenses to meet China's rise after leaving Pacific air forces. Mark milley's second term as joined chiefs chair ends in October, and it Brown is confirmed to replace him. It would mark the first time, both The Pentagon's top civilian and uniform positions are