MGM Grand, Las Vegas - Ryan Burton catches up with strength and conditioning coach Angel 'Memo' Heredia to discuss his work with Filipino featherweight Marvin Sonsona and getting his body into top form, working with former four division world champion Juan Manuel Marquez and whether or not he can continue fighting at the top level at 40-years-old, the upcoming May 2nd showdown between Floyd Mayweather Jr. and Manny Pacquiao, the training schedule of Mayweather, working with Jean Pascal for the upcoming fight with Sergey Kovalev and more.