MADINAT AL SHAMAL, QATAR - FEBRUARY 11: Race leader Edvald Boasson Hagen of Norway and Dimension Data receives assitance from his mechanic after suffering a rear puncture earlier in the stage on stage four of the 2016 Tour of Qatar, a 189km road stage from Al Zuberah Fort to Madinat Al Shama, on February 11, 2016 in Madinat Al Shamal, Qatar. (Photo by Bryn Lennon/Getty Images)
