UCMB Sierra Largo

UCMB Sierra Largo is a United Nations Space Command Unified Combined Military Boot Camp to which recruits are sent following enlistment.

Known graduates

 * Admiral Preston J. Cole

Personnel

 * Petty Officer Second Class L. P. Graves

List of appearances

 * Halo: Evolutions - Essential Tales of the Halo Universe
 * The Impossible Life and the Possible Death of Preston J. Cole