LONDON, ENGLAND - MARCH 03:  Sze Wai Lee of Hong Kong (2nd L) and Anastasiia Voinova of Russia (2nd R) crash while racing in the Women's Keirin during Day Two of the UCI Track Cycling World Championships at Lee Valley Velopark Velodrome on March 3, 2016 in London, England.  (Photo by Dan Mullan/Getty Images)