Tennis `bad boy` Nick Kyrgios has been left out of his country`s Davis Cup semi-final against Britain in Glasgow next week to focus on his "personal and professional" development, captain Wally Masur said on Tuesday.
Teenager Thanasi Kokkinakis will lead Australia`s charge for a place in the last four of the Davis Cup when he takes on Kazakhstan`s Mikhail Kukushkin in the opening match of the quarter-final in Darwin this weekend.
Teenager Thanasi Kokkinakis has beaten big-serving Sam Groth for Australia`s second singles berth in the Davis Cup quarter-final against Kazakhstan starting Friday, a tie overshadowed by off-court controversies in the lead-up.
Australia`s Sam Groth pulled off a second-round shock at the Stuttgart grasstcourt tournament Wednesday by recovering from losing the first set to beat third-seed Feliciano Lopez in reaching the quarter-finals.
Second seed Roger Federer served up a tidy 6-4 6-4 6-4 win over big-hitting Australian Sam Groth to ease into the third round of the U.S. Open on Friday and continue his march towards an 18th grand slam title.