When a high-ranking immigration official in Florida learned last year that a local sub-office of U.S. Citizenship and Immigration Services had reportedly mishandled hundreds of sensitive naturalization and citizenship certificates, she was concerned. But after Maria Aran decided the agency wasn’t doing enough to address the problem, she blew the whistle – a little too hard. READ FULL STORY | DOCUMENT: ALLEGATIONS | DOCUMENT: RESPONSE

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.