San Francisco based photographer Tom Graves began photographing and interviewing WWII and Korean War veterans in 2001. In 2013 he published the book "Twice Heroes: America's Nisei Veteran's of WWII and Korea" on the subject. He now has interviewed nearly 300 veterans. This program focuses on the interviews he conducted with Nisei veterans. A book selling and signing follows the talk, and copies will be available for purchase.