Japan's Saori Yoshida has won her third Olympic gold medal in the 55kg division of the women's freestyle wrestling with victory over Tonya Lynn Verbeek of Canada.
The 2004 and 2008 winner seized the initiative by taking the opening round 3-0.
It was all over at the end of the second thanks to a 2-0 triumph for the nine-time world champion.
Jackeline Renteria Castilla of Colombia and Azerbaijan's Yuliya Ratkevich each took home bronze medals.