The organizers of the Cincinnati Open on Monday announced that Serena Williams and her sister, Venus, will be doubles partners at the tournament. The organizers said the Williams sisters received a doubles wild card entry into the tournament. This will also be the first time that the sisters will be partnering in a doubles tournament at the Cincinnati Open. “As a doubles team, the Williams sisters have won 14 Major titles and three Olympic gold medals,” the organizers of the Cincinnati Open said in a statement. The statement added: “Venus Williams owns a 12-10 Cincinnati Open record, having reached the semifinals in 2012 and quarterfinals in 2019.