HTC-Columbia's Andre Greipel and Tony Martin have described the frustration of the opening days of Paris-Nice, which have seen both riders involved in crashes and miss out on hoped-for stage wins. Stages one and two looked tailor-made for the team's sprinter, Greipel, to contest mass sprint finishes, but in Monday's stage one, “the strong crosswinds made things difficult,” Greipel said on his website. “Unfortunately I crashed around 25 kilometres before the finish, so I didn't ...