How hard does Conor McGregor hit? Jose Aldo, Floyd Mayweather, Nate Diaz and more reveal what it’s like to take a ‘Notorious’ punch

UFC superstar Conor McGregor is known to be one of the best strikers in mixed martial arts history and his trusty left hand has earned him millions over the years. Emblazoned with several tattoos, the ‘Celtic Cross’ has rendered many opponents unconscious and even led to boxing showdown with legendary five-weight world champion Floyd Mayweather […]