Young American Ryan Harrison has ended his partnership with coach Tres Davis, TENNIS.com has learned. He will be working with USTA coach Jay Berger for at least the near future.
World No. 132 Harrison and Berger began working together at a USTA training camp in Boca Raton last week. Harrison worked with coach Grant Doyle last year. He also still receives coaching advice from his father Pat, a former pro who coaches his younger son, Christian Harrison.
Former world No. 1 Andy Roddick has also helped Ryan Harrison with coaching advice.