Paratroopers from Chosen Company of the 3rd Battalion (Airborne), 509th Infantry board a waiting CH-47 Chinook helicopter as they begin a helicopter assault mission at Combat Outpost Herrera in Paktiya Province, Afghanistan, July 15, 2012. Picture taken July 15, 2012. REUTERS/Lucas Jackson/File Photo SEARCH "POY DECADE" FOR THIS STORY. SEARCH "REUTERS POY" FOR ALL BEST OF 2019 PACKAGES. TPX IMAGES OF THE DAY.