Mensah-Stock scored two points off a takedown about a minute in, however Oborududu was able to escape and earn a point.
Mensah-Stock earned another two points on a takedown with three and a half minutes left, but that was the only points awarded for the rest of match.
The American dominated the competition en route to a gold medal.
She first beat Japan’s Sara Dosho 10-0 VSU, who was the defending gold medal winner in the event. The native of Katy, Texas followed that with a win against China’s Zhou Feng 10-0.
Mensah-Stock took down Ukrainian wrestler Alla Cherkasova 10-4 in the semifinals to give her the chance at the gold.
Oborududu took the silver, while Cherkasova and Kryzygstan’s Meerim Zhumanazarova each won bronze.
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