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- Kenya's Eliud Kipchoge, the marathon world record holder, celebrates after crossing the finish line during his attempt to run a marathon in under two hours in Vienna, Austria, October 12, 2019. REUTERS/Leonhard Foeger
- Kenya's Eliud Kipchoge, the marathon world record holder, crosses the finish line during his attempt to run a marathon in under two hours in Vienna, Austria, October 12, 2019. REUTERS/Leonhard Foeger
- Kenya's Eliud Kipchoge, the marathon world record holder, crosses the finish line during his attempt to run a marathon in under two hours in Vienna, Austria, October 12, 2019. REUTERS/Leonhard Foeger
- Kenya's Eliud Kipchoge, the marathon world record holder, crosses the finish line during his attempt to run a marathon in under two hours in Vienna, Austria, October 12, 2019. REUTERS/Lisi Niesner
- Kenya's Eliud Kipchoge, the marathon world record holder, crosses the finish line during his attempt to run a marathon in under two hours in Vienna, Austria, October 12, 2019. REUTERS/Leonhard Foeger
- Kenya's Eliud Kipchoge, the marathon world record holder, runs during his attempt to run a marathon in under two hours in Vienna, Austria, October 12, 2019. REUTERS/Leonhard Foeger
- Kenya's Eliud Kipchoge, the marathon world record holder, runs during his attempt to run a marathon in under two hours in Vienna, Austria, October 12, 2019. REUTERS/Lisi Niesner
- Kenya's Eliud Kipchoge, the marathon world record holder, runs during his attempt to run a marathon in under two hours in Vienna, Austria, October 12, 2019. REUTERS/Lisi Niesner
- Kenya's Eliud Kipchoge, the marathon world record holder, runs during his attempt to run a marathon in under two hours in Vienna, Austria, October 12, 2019. REUTERS/Leonhard Foeger
- Kenya's Eliud Kipchoge, the marathon world record holder, prepares for the start of his attempt to run a marathon in under two hours in Vienna, Austria, October 12, 2019. REUTERS/Leonhard Foeger
- Kenya's Eliud Kipchoge, the marathon world record holder, gestures as he warms up before the start of his attempt to run a marathon in under two hours in Vienna, Austria, October 12, 2019. REUTERS/Leonhard Foeger
- A starting line is pictured before Kenya's Eliud Kipchoge, the marathon world record holder, attempts to run a marathon in under two hours in Vienna, Austria, October 12, 2019. REUTERS/Leonhard Foeger
- Eliud Kipchoge (white vest), world record holder, Olympic champion poses with his dream team of pacemakers in Vienna, Austria October 9, 2019. Kipchoge prepares for his attempt to become the first man in history to run a sub two hour marathon in the INEOS 1:59 Challenge in Vienna on Saturday 12 October 2019. The INEOS 1:59 Challenge/Bob Martin via REUTERS THIS IMAGE HAS BEEN SUPPLIED BY A THIRD PARTY. NO RESALES. NO ARCHIVES
- Eliud Kipchoge, the marathon world record holder from Kenya, poses ahead of a news conference in Vienna, Austria October 10, 2019. REUTERS/Leonhard Foeger