Does Floyd or Manny hit harder? Roger, Jeff and Floyd Mayweather give the answer

Many people are saying that the difference in the fight between Floyd Mayweather and Manny Pacquiao is the power that Pacquiao possesses. We asked Jeff Mayweather, Roger Mayweather and Floyd Mayweather Sr. who it is that they think has more power. After giving their answer, the Mayweather brothers also talk a little about the Manny Pacquiao fight vs. Chris Algieri.