Andy Roddick and James Blake will make their debuts on the 2014 Power Shares Series tennis circuit .
Andy Roddick and James Blake will join the 12 - city tour and play alongside tennis legends such as Pete Sampras , Andre Agassi , John McEnroe and Jimmy Connors .
Andy Roddick and James Blake will make their debuts on the 2014 Power Shares Series tennis circuit and will join the 12 - city tour and play alongside tennis legends such as Pete Sampras , Andre Agassi , John McEnroe and Jimmy Connors .