Stephen Miller, White House deputy chief of staff, and his wife, Katie Miller, attend the White House Easter Egg Roll on Monday, April 21, 2025. - Tom Williams/CQ-Roll Call/Sipa USA

Two veteran FBI agents overseeing counterterrorism operations in the nation’s capital have been removed from their jobs and reassigned over the handling of an investigation involving Katie Miller, the conservative podcaster and wife of senior White House adviser Stephen Miller, according to two people familiar with the move.

Michael Burgwald, the special agent in charge of counterterrorism matters at the FBI’s Washington Field Office...