For more log onto http://www.fighthubtv.com<br />Like us:http://on.fb.me/xWRC1f<br />follow us:http://bit.ly/wACkIv<br />videos uploaded daily! Subscribe: http://goo.gl/vnzIb<br /><br />Robert Guerrero does some light shadow boxing at his media day in Las Vegas as he prepares for Floyd Mayweather Jr on May 4th.