Card-sharp expert Floyd Moss demonstrates to a group of G.I.s the many tricks that card sharp gamblers use to deceive the unsuspecting public.Card-sharp expert Floyd Moss demonstrates to a group of G.I.s the many tricks that card sharp gamblers use to deceive the unsuspecting public.Card-sharp expert Floyd Moss demonstrates to a group of G.I.s the many tricks that card sharp gamblers use to deceive the unsuspecting public.