Zack was in the canteen on base, when he heard the call to arms, and headed to collect his gear, and suited up. He had been a solider, but wasn't in the O.D.S.T long, he felt like he had something to prove, prove he should be a member of this elite squad. Zack climbs in, and awaits orders.

The Pilot of the dropship sounded over the intercoms of the ship. "Welcome aboard, gentlemen. This is flight Lt. Roberts, enjoy your flight with UNSC Airways. This is no drill, the Covenant have found us. You're dropping in to welcome them. Make sure your weapons, and gear are ready. I'll tell you when it's time to drop"

Zack looked around, taking his helmet off for a second. "I heard that wrong right? They can't have found Earth. We have to Cole protocol, and others in place to prevent that"