X-ICE Special Agent Under Fire. Retired Supervisory Special Agent w. U.S. Immigration & Customs Enforcement (ICE) Ambushed by the Los Zetas Drug Cartel, Southern Border, Brazil, Immigration Reform, and Our Future. Victor Avila is a retired Supervisory Special Agent with the U.S. Immigration and Customs Enforcement (ICE), Homeland Security Investigations (HSI), under the U.S. Department of Homeland Security (DHS). Author of Agent Under Fire, TRUE story of unprecedented corruption, international intrigue, human trafficking, money laundering, drug-running, mass murders, and government evasion.