U.S. Marine Corps Lance Cpl. Sienna De Santis and U.S. Navy Petty Officer 3rd Class Heidi Dean, both with Female Engagement Team, India Company, 3rd Battalion, 5th Marine Regiment, Regimental Combat Team 2, greet children during a patrol in Sangin Valley, Afghanistan, in this October 29, 2010 DOD handout photo. REUTERS/David Hernandez/DOD photo/Handout