When he celebrated the gold wrapped in the Ugandan flag, a tired Cheptegei ran to the finish line as four, half a minute later.
They hugged each other and Cheptegei was present and posed in front of the photographers.
Then more Ugandan runners showed up to celebrate the triumph.
Cheptegei, who only had to rest for ten days after the fantastic world record of 10,000 meters in the organized race in Valencia, started to show problems after 16-17 km and gradually lost on the fleeing lead with Jacob Kiplimo and Kibiwott Kandie side by side.