Manny Pacquiao takes on Floyd Mayweather in Las Vegas on May 2 . Pacquiao will hold a public workout tonight in his gym in LA . The fight is expected to be the biggest boxing match of all time and could generate more than $1 billion for the sport, according to some estimates. The fight will be worth at least $ 300m , the richest in boxing history . READ : Mayweather admits he no longer enjoys boxing .
Manny Pacquiao takes on Floyd Mayweather in Las Vegas on May 2 . Pacquiao will hold a public workout tonight in his gym in LA . Mayweather held his last night at the Mayweather Boxing Gym . The fight will be worth at least $ 300m , the richest in boxing history . READ : Mayweather admits he no longer enjoys boxing .