[img]http://d.yimg.com/a/p/ap/20100317/capt.33a43f15598c4bafa2201d337389e15e-33a43f15598c4bafa2201d337389e15e-0.jpg?x=130&y=86&q=85&sig=8n2DOI6B_TcvhKKr1VXGpA--[/img]AP - Texas Rangers manager Ron Washington admitted he made a "huge mistake" when he used cocaine and failed a Major League Baseball drug test last season.