On stage 4 at the Tour de France, Tony Martin rode a teammate's bike to win the stage and the yellow jersey, the first of his career. He thanked his teammates profusely by name for their hard work and support. He and his mates, including GC contender Mark Cavendish on Etixx-Quickstep were overjoyed. Chris Froome gracefully conceded the win, noted that he's still in a great position, and then thanked his teammates profusely by name, especially Richie Porte, who blew himself up in the first half setting the pace. He and his Sky teammates remain rock-solid, always ready to jump…