One-of-a-kind Mustang sells for $398,000 in charity benefit auction

AMARILLO, Texas, Aug. 6, 2013 /PRNewswire/ -- Amarillo auctioneer Spanky Assiter sells a lot of unique – and expensive – cars as the official auctioneer of Barrett-Jackson, whose ultra-high-end automobile auctions are frequently featured on the SPEED Network. But even for...