Oracle challenger series tennis on saturday

Sofya Zhuk of Russia hits a forehand winner in her semi-final match against Mayo Hibi in the Oracle Challenger Series tennis tournament at the Newport Beach Tennis Club on Saturday.  (Don Leach / Daily Pilot)

Mayo Hibi hits a backhand volley in her semi-final match against Sofya Zhuk during the Oracle Challenger Series tennis tournament at the Newport Beach Tennis Club on Saturday.  (Don Leach / Daily Pilot)

Sofya Zhuk of Russia hits a forehand return in her semi-final match against Mayo Hibi in the Oracle Challenger Series tennis tournament at the Newport Beach Tennis Club on Saturday.  (Don Leach / Daily Pilot)

Mayo Hibi hits a forehand winner in her semi-final match against Sofya Zhuk during the Oracle Challenger Series tennis tournament at the Newport Beach Tennis Club on Saturday.  (Don Leach / Daily Pilot)

Sofya Zhuk of Russia reacts to winning a big point in a comeback in her semi-final match against Mayo Hibi in the Oracle Challenger Series tennis tournament on Saturday.  (Don Leach / Daily Pilot)

Mayo Hibi hits a backhand drop shot from the baseline in her semi-final match against Sofya Zhuk during the Oracle Challenger Series tennis tournament at the Newport Beach Tennis Club on Saturday.  (Don Leach / Daily Pilot)

Sofya Zhuk of Russia runs down a backhand at the baseline in her semi-final match against Mayo Hibi in the Oracle Challenger Series tennis tournament at the Newport Beach Tennis Club on Saturday.  (Don Leach / Daily Pilot)

Mayo Hibi hits a backhand at the baseline in her semi-final match against Sofya Zhuk during the Oracle Challenger Series tennis tournament at the Newport Beach Tennis Club on Saturday.  (Don Leach / Daily Pilot)

Sofya Zhuk of Russia can’t get to a baseline shot by her opponent Mayo Hibi in the Oracle Challenger Series tennis tournament on Saturday.  (Don Leach / Daily Pilot)

Taylor Fritz of Palos Verdes hits a hard serve in his semi-final match against Reilly Opelka during the Oracle Challenger Series tennis tournament at the Newport Beach Tennis Club on Saturday.  (Don Leach / Daily Pilot)

Reilly Opelka hits one of his many big serves during the Oracle Challenger Series tennis tournament at the Newport Beach Tennis Club on Saturday.  (Don Leach / Daily Pilot)

Taylor Fritz of Palos Verdes runs down a forehand in his semi-final match against Reilly Opelka during the Oracle Challenger Series tennis tournament at the Newport Beach Tennis Club on Saturday.  (Don Leach / Daily Pilot)