Hans-Christian Hausenberg waits at the start line of the 110m hurdles in the boys' decathlon during the 9th IAAF World Youth Championships

decathlon . Hans-Christian Hausenberg waits at the start line of the 110m hurdles in the boys' decathlon during the 9th IAAF World Youth Championships

Hans-Christian Hausenberg . IAAF World Youth Championships

19.07.2015 . 22:48 . The Guardian