Blockbuster rematch onMANILA, Philippines — A date is set for the much-awaited, long-overdue rematch between Manny Pacquiao and Floyd Mayweather. It’s on Sept. 19 and the fight will be a 12-rounder at the 18,600-seat Sphere in Las Vegas. Pacquiao withheld confirming the bout the other day and said he’ll wait for Mayweather to announce it. With the rematch, they will settle the score once and for all. Mayweather likes to be called Money and was once said to have earned over $1.2 billion in his career.