Who is in Fire Team Osiris?

You've no doubt heard the Blue Team is kicking ass and taking names in Halo 5 but did you hear about Fire Team Osiris who's sole task is to track down the Master Chief's renegades and bring them to justice?

Here they are:

Jameson Locke: Before he was a Spartan, Locke was an ONI Acquisitions Specialist — an expert in tracking, asset recovery, and elimination of ­high-value ­targets. Loadout: Battle Rifle/Magnum

Holly Tanaka: After surviving the glassing of her homeworld, Tanaka joined the Army, looking for a chance to save others from the same fate. Loadout:DMR/Magnum

Edward Buck: Nathan Fillion returns to the role of Buck. During his service as an ODST, Buck’s personnel profile suggested “if he were any better he’d be ­a ­Spartan.” Loadout: Assault Rifle/Magnum

Olympia Vale: A child prodigy, Vale’s innate skill in languages led to a career as a Navy liaison with the ­Sangheili ­post-war. Loadout:SMG/Plasma Pist