133530
The film explores the year that Junger and Hetherington spent in Afghanistan on assignment for Vanity Fair , embedded with the Second Platoon , B Company , 2nd Battalion , 503rd Infantry Regiment ( airborne ) , 173rd Airborne Brigade Combat Team of the U.S. Army in the Korengal Valley .
 Junger, Hetherington, Afghanistan, 503rd Infantry Regiment ( airborne ), 173rd Airborne Brigade Combat Team, U.S. Army
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Junger, Hetherington, Afghanistan, 503rd Infantry Regiment ( airborne ), 173rd Airborne Brigade Combat Team, U.S. Army