Few players call upon hawk-eye to see their ball go out of bounds. Yet that's exactly what Nick Kyrgios did at the 2015 ...
Daniil Medvedev once again became embroiled in a fierce discussion over the use of Hawk-Eye after he requested a challenge, ...
The sight of chair umpires ambling down to decide on close line calls at Roland Garros will stay despite growing clamour among players for the introduction of electronic line-calling on clay courts.
Medvedev wasn't happy with the Hawk-Eye system during his Beijing round-of-16 win against Alejandro Davidovich Fokina.