Fancy cars and trucks galore, at the GoodGuys Columbus, Ohio car show, where Jeff Derr, who calls Indiana home, showed off his Chevy C-10 pick-up. His license plate, straight to the point, "AV" Army Veteran (from 1965-67), and "72," the year of his truck. Mr. Derr is a Vietnam veteran who served at Phu Chi, earning the rank of Spec 4.