Tennis player Novak Djokovic trains with his coach, Andre Agassi, not pictured, at Life Time Fitness in Henderson on Friday, March 2, 2018. Djokovic is preparing for the BNP Paribas Open in Indian Wells, Calif., which is slated to begin next week. Chase Stevens Las Vegas Review-Journal @csstevensphoto
Andre Agassi at Life Time Fitness before coaching tennis player Novak Djokovic in Henderson on Friday, March 2, 2018. Chase Stevens Las Vegas Review-Journal @csstevensphoto
Andre Agassi, who coaches tennis player Novak Djokovic, not pictured, warms up at Life Time Fitness in Henderson on Friday, March 2, 2018. Agassi is preparing Djokovic for the BNP Paribas Open in Indian Wells, Calif., which is slated to begin next week. Chase Stevens Las Vegas Review-Journal @csstevensphoto
Andre Agassi, right, who coaches tennis player Novak Djokovic, not pictured, greets coach and former player Darren Cahill at Life Time Fitness in Henderson on Friday, March 2, 2018. Chase Stevens Las Vegas Review-Journal @csstevensphoto
Tennis player Novak Djokovic trains with his coach, Andre Agassi, not pictured, at Life Time Fitness in Henderson on Friday, March 2, 2018. Djokovic is preparing for the BNP Paribas Open in Indian Wells, Calif., which is slated to begin next week. Chase Stevens Las Vegas Review-Journal @csstevensphoto
Tennis player Novak Djokovic, right, trains with his coach, Andre Agassi, at Life Time Fitness in Henderson on Friday, March 2, 2018. Djokovic is preparing for the BNP Paribas Open in Indian Wells, Calif., which is slated to begin next week. Chase Stevens Las Vegas Review-Journal @csstevensphoto
Tennis player Novak Djokovic trains with his coach, Andre Agassi, not pictured, at Life Time Fitness in Henderson on Friday, March 2, 2018. Djokovic is preparing for the BNP Paribas Open in Indian Wells, Calif., which is slated to begin next week. Chase Stevens Las Vegas Review-Journal @csstevensphoto
Tennis player Novak Djokovic trains with his coach, Andre Agassi, not pictured, at Life Time Fitness in Henderson on Friday, March 2, 2018. Djokovic is preparing for the BNP Paribas Open in Indian Wells, Calif., which is slated to begin next week. Chase Stevens Las Vegas Review-Journal @csstevensphoto
People watch as tennis player Novak Djokovic trains at Life Time Fitness in Henderson on Friday, March 2, 2018. Djokovic is preparing for the BNP Paribas Open in Indian Wells, Calif., which is slated to begin next week. Chase Stevens Las Vegas Review-Journal @csstevensphoto
Tennis player Novak Djokovic trains with his coach, Andre Agassi, not pictured, at Life Time Fitness in Henderson on Friday, March 2, 2018. Djokovic is preparing for the BNP Paribas Open in Indian Wells, Calif., which is slated to begin next week. Chase Stevens Las Vegas Review-Journal @csstevensphoto
Tennis player Novak Djokovic trains with his coach, Andre Agassi, not pictured, at Life Time Fitness in Henderson on Friday, March 2, 2018. Djokovic is preparing for the BNP Paribas Open in Indian Wells, Calif., which is slated to begin next week. Chase Stevens Las Vegas Review-Journal @csstevensphoto
Tennis player Simona Halep trains with her coach Darren Cahill, not pictured, at Life Time Fitness in Henderson on Friday, March 2, 2018. Halep is preparing for the BNP Paribas Open in Indian Wells, Calif., which is slated to begin next week. Chase Stevens Las Vegas Review-Journal @csstevensphoto
Andre Agassi, who coaches tennis player Novak Djokovic, not pictured, warms up at Life Time Fitness in Henderson on Friday, March 2, 2018. Agassi is preparing Djokovic for the BNP Paribas Open in Indian Wells, Calif., which is slated to begin next week. Chase Stevens Las Vegas Review-Journal @csstevensphoto
Tennis player Novak Djokovic trains with his coach, Andre Agassi, not pictured, at Life Time Fitness in Henderson on Friday, March 2, 2018. Djokovic is preparing for the BNP Paribas Open in Indian Wells, Calif., which is slated to begin next week. Chase Stevens Las Vegas Review-Journal @csstevensphoto
Tennis player Novak Djokovic trains with his coach, Andre Agassi, not pictured, at Life Time Fitness in Henderson on Friday, March 2, 2018. Djokovic is preparing for the BNP Paribas Open in Indian Wells, Calif., which is slated to begin next week. Chase Stevens Las Vegas Review-Journal @csstevensphoto
Tennis player Novak Djokovic trains with his coach, Andre Agassi, not pictured, at Life Time Fitness in Henderson on Friday, March 2, 2018. Djokovic is preparing for the BNP Paribas Open in Indian Wells, Calif., which is slated to begin next week. Chase Stevens Las Vegas Review-Journal @csstevensphoto
Tennis player Novak Djokovic reacts after a bad hit while training with his coach, Andre Agassi, not pictured, at Life Time Fitness in Henderson on Friday, March 2, 2018. Djokovic is preparing for the BNP Paribas Open in Indian Wells, Calif., which is slated to begin next week. Chase Stevens Las Vegas Review-Journal @csstevensphoto
Tennis player Simona Halep trains with her coach Darren Cahill at Life Time Fitness in Henderson on Friday, March 2, 2018. Halep is preparing for the BNP Paribas Open in Indian Wells, Calif., which is slated to begin next week. Chase Stevens Las Vegas Review-Journal @csstevensphoto
Tennis player Novak Djokovic trains with his coach, Andre Agassi, not pictured, at Life Time Fitness in Henderson on Friday, March 2, 2018. Djokovic is preparing for the BNP Paribas Open in Indian Wells, Calif., which is slated to begin next week. Chase Stevens Las Vegas Review-Journal @csstevensphoto
Tennis stars Novak Djokovic and Simona Halep practiced with Andre Agassi and Darren Cahill at Life Time’s athletic center in Henderson on Friday afternoon.
The players were preparing for the BNP Paribas Open, which begins next week in Indian Wells, Calif., a 4-hour drive from Las Vegas.
Agassi, a Las Vegas native and resident, started coaching the Serbian last year at the French Open. Djokovic, a former No. 1-ranked player, is currently ranked No. 14. He has won 12 Grand Slams.
Halep, who lost the Australian Open final in January to Caroline Wozniacki, is currently ranked No. 1. Cahill is her coach. The Romanian player never has won a Grand Slam title.
Agassi, who retired in 2006, won eight Grand Slam titles in his career.
(Videos courtesy of Roy Thevenot)