Park Seung-hi of South Korea, left, is given a push by Cho Ha-ri of South Korea, second from left, as Marianne St-Gelais of Canada, second from right, is given a push by Jessica Hewitt of Canada as they compete in a women's 3000m relay short track speedskating semifinal at the Iceberg Skating Palace during the 2014 Winter Olympics, in Sochi, Russia