Former No. 1 also committed to Brisbane and Australian Open.
World No. 52 signs multi-year pact.
Peng Shuai returns from suspension.
Ankle surgery "went well" says Rafael Nadal.
Hall of Fame details why three-year partnership ended.
The Serb's magnificent run leaves at the top of the rankings as the 2018 season closes
British No. 1 aims to build on Moscow run.
