Ernesto Gamboa, a native of El Salvador, spent more than a decade as an undercover informant for narcotics police, helping U.S. federal prosecutors secure nearly 100 convictions. Last summer, days after Immigration and Customs Enforcement announced a major bust it made with Gamboa’s help, agents moved to deport him. >> Listen to the full story on on Saturday, February 13, 2010.

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Andrew Becker is a reporter for Reveal, covering border, national and homeland security issues, as well as weapons and gun trafficking. He has focused on waste, fraud and abuse – with stories ranging from border corruption to the expanding use of drones and unmanned aerial vehicles, from the militarization of police to the intersection of politics and policy related to immigration, from terrorism to drug trafficking. Becker's reporting has appeared in The Washington Post, the Los Angeles Times, The New York Times, Newsweek/The Daily Beast and on National Public Radio and PBS/FRONTLINE, among others. He received a master's degree in journalism from UC Berkeley. Becker is based in Reveal's Emeryville, California, office.