Here are the Vols' updated ATP Tour rankings as of March 4, 2013. The Vols are listed by highest singles ranking first. The number in parenthesis denotes change from previous week.
Singles: 146 (-13)
Doubles: 199 (-11)
Note: Played qualifying at the BNP Paribas Open last time out, losing in the opening round ... Received wild card to play in this week's ATP Masters 1000 Miami event, the Sony Open ... Faces Santiago Giraldo in the opening round.
Singles: 218 (-2)
Doubles: 150 (-4)
Note: Lost in the first round of last week's $15,000 Futures in Calabasas, Calif. ... this week playing in a similar event in Costa Mesa, where he is seeded second and taking on former LSU star Michael Venus.
Singles: 239 (-5)
Doubles: 102 (-4)
Note: Off last week ... Back in action on the indoor hard courts at the Rimouski Challenger in Canada ... Playing Jimmy Wang in the first round ... Also seeded third in doubles.