April 28 (Reuters) - Alexander Zverev is convinced there was a defect in the electronic line calling system during his Madrid Open win on Sunday after the German risked a hefty fine by pulling out ...

World No. 2 Alexander Zverev became the latest tennis player to question electronic line calling (ELC) on clay courts during a tight Madrid Open contest against Spain’s Alejandro Davidovich ...

It went well" German Alexander Zverev, the top seed at the Madrid Masters 1000, who has won twice, showed his appreciation for the tournament held at the Caja Magica and downplayed the incident he ...