Question: Which Pulitzer Prize winning author was featured in a 2014 documentary about Edward Snowden? 
Sentence (from "Glenn Greenwald"): Glenn Edward Greenwald (born March 6, 1967) is an American journalist and author, best known for his role in a series of reports published by "The Guardian" newspaper beginning in June 2013, detailing the United States and British global surveillance programs, and based on classified documents disclosed by Edward Snowden.
Relevant evidence: No