Mark Hager, a veteran, historian, teacher, and award-winning filmmaker, co-produced the documentary The Last Gathering: The 75th Anniversary of D-Day, which led him to Harold Frank...view moreMark Hager, a veteran, historian, teacher, and award-winning filmmaker, co-produced the documentary The Last Gathering: The 75th Anniversary of D-Day, which led him to Harold Frank, the last of the 357th. Hager serves as president of the Forks of the Yadkin and Davie County History Museum in Mocksville, North Carolina.view less