The Australian Open announced several changes for the 2019 edition, including a new Heat Stress Index.
Two-time Grand Slam champion sees big things for US Open champ.
Three Thai chair umpires are banned for life for corruption.
Wimbledon winner on why respect for Roger has risen.
Dominic Thiem supports signals.
See what the top two seeds will be up against at Shanghai next week.
The top seed is into alternative forms of fitness work this week at the Shanghai Rolex Masters.