Glenn Greenwald (L) speaks to the media next to Laura Poitras (C) and Ewen MacAskill during a news conference after receiving the George Polk Awards in New York, April 11, 2014. Glenn Greenwald and Laura Poitras, the U.S. journalists who reported on spy agency analyst Edward Snowden's leaks exposing mass government surveillance, returned to the United States on Friday for the first time since revealing the programs in 2013. Greenwald and Poitras flew into New York's John F. Kennedy International Airport on the same flight to receive a George Polk journalism award for their reports on how the U.S. government has secretly gathered information on millions of Americans, among other revelations. REUTERS/Eduardo Munoz (UNITED STATES - Tags: POLITICS MILITARY SCIENCE TECHNOLOGY MEDIA)