Defending Champion Heristone Wanyonyi failed to defend his 10,000m walk race final in the World Under-20 Championships in Cali, Colombia.
Wanyonyi's counterpart Margaret Gati also fizzled out in a disappointing finish.
This came after Wanyonyi was disqualified under TR 54.7.5 - fourth red card (when Penalty Zone used).
The race was won by Turkey’s Mazlum Demir in 42:36.02 as Algeria’s Ismail Behammouda placed second in 42:29.49. Turkey’s Hayrettin Yildiz came third in 43:07.95.
Gati finished a distant 14th in 49:05.09 in a race that was won by Mexico’s Karla Serrano in 46:24.35.
Japan’s Ai Ooyama placed second in 46:24.44 as Australia’s Olivia Sanders was third in 46:37.85.