Agent Orange victim Tran Van Bao (R), 18, is pictured holding a piece of paper as a mobile phone to make a call at a hospice in Vietnam's Da Nang City June 16, 2011. [Photo/Agencies] 

Agent Orange victim Tran Thanh Ngoc Tran (R), 35, whose father served in the U.S.-backed South Vietnam military during the Vietnam War, is seen at her house in Vietnam's Da Nang City June 16, 2011. [Photo/Agencies]