US Open to use electronic line-calling on all courts By webmaster - May 24, 2021 256 0 Electronic line-calling will be used on all competition courts at this year’s US Open. RELATED ARTICLES Sports Next darting superstar? Coates, 20, wins maiden PDC title Sports Mandhana fires Manchester Super Giants to victory over SunRisers Leeds Sports Doyle: Opera Ballo the main danger to Bow Echo at Goodwood
