Golden night for Tamyra Mensah-Stock in women's freestyle 68kg

Team USA's Tamyra Mensah-Stock has ended her Olympic debut on a high, winning gold in the women's freestyle 68kg in a 4-1 victory of Nigeria's Blessing Oborududu at the Olympic Games Tokyo 2020.

Mensah-Stock scored two points a minute in before Oborududu was earn a point after escaping the takedown. The American then earnt, what would be the last points of the match scoring two points on a second takedown with three and a half minutes to go.

However, there were a lot of nerves leading up to the gold medal match.

"There were a lot of nerve-wrecking moments and I just tried to stay calm but it was impossible," the No. 1 seed in the tournament said.

"I honestly don't know how I did it, I just kept telling my coaches 'I'm nervous, I'm scared' and yeah that's some insight, it wasn't pretty."

Mensah-Stock had dominated the 68kg event since proceedings begun on 2 August, outscoring her four opponents by a combined tally of 34-5 - one of those opponents was Rio 2016 gold medallist DOSHO Sara.

READ MORE: Tamyra Mensah-Stock: Five things to know about the wrestling Olympic champion

It's just the second time a woman from the United States has won gold at the Olympic Games after Helen Louise Maroulis won the 53kg at Rio 2016.

As for Oborududu, she win Nigeria's first Olympic Wrestling medal.

"After wrestling to get into the final yesterday, I was having a lot of messages, a lot of calls," she said. "I locked down my phone, because I don't want to receive any call, or anything that was really disturbing me.

"I know that I've created the record for my country."

The three-time Olympian had originally been planning to retire after Tokyo 2020 but it might not be the end just yet.

"I thought of retiring after the Olympics, but right now, I will go into discourse with my president and my coaches about the way forward," Oborududu said.

The bronze medals went to Ukraine's Alla Cherkasova and Kyrgyzstan's Meerim Zhumanazarova.