Grzegorz Stankevičius

Grzegorz Stankevičius was a Naval Officer during the Human-Covenant War. In 2551, he was promoted to Captain and given command of the the UNSC Sarajevo, a London-class Battleship.

Quotes
"The only complaint I have about it [the Gallium Self-Sealing Layer] is that it didn't come sooner."