BEIJING, CHINA - AUGUST 28:  Gold medalist Usain Bolt of Jamaica shakes hands with Tao Song of CCTV, the segway driver who accidentally collided with him following the Men's 200 metres final, during the medal ceremony for the Men's 200 metres final during day seven of the 15th IAAF World Athletics Championships Beijing 2015 at Beijing National Stadium on August 28, 2015 in Beijing, China.  (Photo by Alexander Hassenstein/Getty Images for IAAF)