Zapata

Zapata was extremely intelligent and had excellent skills at predicting. His real name was Jorge Rafael Marquez. He was an anarchist and responsible for the attempted assassination of Martin Webb.

Chaos Theory
Zapata planned to weaken the United States by killing Webb. He offered Mark Kendall a deal for him to assassinate Webb. He worked with Francis Aguillar throughout the day. Unbeknownst to him, Jack Bauer had been on a mission to stop him even before the day. After Kendall won his fight, Zapata tried to kill Webb, but missed. While trying to escape, Zapata was shot and killed by Bauer.