Terrorist attack on Sedra City

A terrorist attack on Sedra City was carried out by an unidentified Sangheili Zealot on February 7, 2556. Although an ONI team led by Lt. Commander Jameson Locke tracked and attempted to stop the Zealot, they were unable to prevent the attack. The Elite Zealot released a biological bomb on the Sedrans. The attack only affected humans. Agent Locke and Colonel Randall found out that the chemicals used in the bomb came from a fragment of Installation 04.

List of appearances

 * Halo: Nightfall