Brazilian tennis player Marcelo Melo was barred for two months for a doping violation. The doubles specialist tested positive for the stimulant isometheptene June 10 at the Wimbledon warmup tournament. The ban was reduced from the usual two years because Melo did not take the substance to “enhance his sporting performance,” the ITF said. Melo will forfeit some prize money and rankings points earned since the positive test…read article…