Here are the Vols' updated ATP Tour rankings as of May 6, 2013. The Vols are listed by highest singles ranking first. The number in parenthesis denotes change from previous week.
Singles: 120 (-1)
Doubles: 195 (-2)
Note: Off last week ... Off this week ... Prepping for the European clay court season
Singles: 232 (-2)
Doubles: 140 (+25)
Note: Won his first Challenger doubles title with Austin Krajicek at the $50,000 Tallahassee Challenger ... Pair made good on the No. 1 seeding during the week ... Lost in the first round of singles. Off this week.
Singles: 261 (+3)
Doubles: 87 (+6)
Note: Made the doubles finals and second round of singles at the $50,000 An-Ning Challenger in China ... Has made 3 Challenger doubles finals of the last month, boosting his ranking into the 80s for the first time ... Qualified for singles at the $125,000 Kun-Ming Challenger.
Singles: 731 (-1)
Doubles: 976 (+3)
Note: Lost in qualifying in three sets last week at the $35,000 Napoli Challenger in Italy ... Off this week.