Serena Williams has warned her opponents at this week’s WTA season-ending championships in Istanbul that she can still improve.
Williams has been on a remarkable run since winning Wimbledon last year, collecting 15 singles titles – including four grand slams and an Olympic gold medal – and losing only five matches.
“It’s definitely one of the best years I have had,” the world No 1 said. and I’m still looking to improve. I’m so excited for next year when I can take my game to a new level.”
Subscribe to Independent Premium to bookmark this article
Want to bookmark your favourite articles and stories to read or reference later? Start your Independent Premium subscription today.
Join our commenting forum
Join thought-provoking conversations, follow other Independent readers and see their replies