Finesilver beat the Canadian grappler Jasmit Phutka 3-3 in the 76 kg match.
Mutairi, third victim in four months, faced severe torture that led to his false confession that he killed two Basij militia members.
It is unclear whether the Islamic Republic authorities forced Hosseini to confess to a crime he did not commit.
"The regime just took the wrestling club of Navid's coach and cut his insurance and salary. They gave his wrestling club to Omid Norouzi, the head of Sepahe Fajr Basij."
The American-born Finesilver earned All-American status as a Duke University grappler at the 2019 National Collegiate Athletic Association wrestling championship.
Lord John Mann asked “Where is the International Olympic Committee and world wrestling on this? (among others!)”
“The Olympic Committee has as yet refused to take any serious actions against the regime in Tehran for its bloody assault against athletes.”
The Komsomolskaya Pravda tabloid reported that Khatokhov had suffered from kidney problems.
According to his wife, the wrestler died "surrounded by loved ones," and many of his colleagues quickly took to social media to mourn his passing.
The regime sentenced him to death for an “act of war against God” for his participation in demonstrations against miserable economic conditions in Iran.