U.S. Air Force veteran Jack McManus provides background and history on the development and use of herbicides that came to form Agent Orange during a town hall meeting of veterans' advocates and ... more 
U.S. Air Force veteran Jack McManus provides background and history on the development and use of herbicides that came to form Agent Orange during a town hall meeting of veterans' advocates and experts in Portland, Oregon November 22, 2014. McManus was involved in U.S. military operation "Ranch Hand" during the Vietnam War, and flew C-123 aircarft used to spray the herbicide. REUTERS/Arthur Mouratidis (UNITED STATES - Tags: MILITARY HEALTH) less 
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Reuters | Photo By ARTHUR MOURATIDIS / REUTERS
Sat, Nov 22, 2014 7:10 PM EST