"[Do I] have reservations about sending Marines or service members to other countries [like] Saudi Arabia? No, not at all."
General/Flag Officers O-7 through O-10
The review is expected to be complete by the end of the year.
Moran also corresponded with an officer removed from his post after allegations of sexual harassment.
Vice Adm. Raquel Bono oversaw the largest changes to the military health system since Tricare was introduced in 1996.
"We will question our assumptions; we will think differently about the competition we are now in," Gilday said.
Two former officials who led the fight against ISIS are warning about a new threat: homegrown white nationalist terrorism.
Air Force Gen. John Hyten is battling an aide's allegations in his bid to become vice chairman of the Joint Chiefs.
The move follows the unexpected sudden retirement of Adm. Bill Moran, who had already been confirmed as next CNO.
Lawmakers have raised questions about the allegations and the investigation that found insufficient evidence to charge him.
Vice Adm. Scott Stearney was found dead in his home Dec. 1, 2018.