Floyd Mayweather shuts down Conor McGregor fight questions at Davis vs. Walsh presser <br /> <br />In this Gervonta Davis vs. Liam Walsh video, Floyd Mayweather shuts down talk about his potential Mayweather vs. McGregor fight <br /> <br />For more Boxing and MMA videos log onto http://www.fighthubtv.com <br />Like us:http://on.fb.me/xWRC1f <br />follow us:http://bit.ly/wACkIv <br />Boxing videos! MMA videos! uploaded daily! Subscribe:http://goo.gl/vnzIb
