Retired tennis great Serena Williams and her husband, Alexis Ohanian, have submitted a bid as potential investors to the NFL's planned pro flag football men's and women's leagues, Front Office Sports reported.

Eric Fisher of Front Office Sports reports that WNBA superstar Caitlin Clark and former tennis star Serena Williams will participate in the panel along with former Giants quarterback Eli Manning and Broncos co-owner Mellody Hobson.

It's claimed Serena Williams has submitted a bid to the NFL's request for proposal seeking investors into the flag football leagues.