
Nick Kyrgios has welcomed the addition of the United Cup as "special" for tennis amid hopes the Wimbledon finalist will pair up with old flame Ajla Tomljanovic in Sydney.
Australia will play pool matches against Great Britain and Spain at Ken Rosewall Arena on December 29-30 and January 2-3 as the best-of-five-rubber teams' event marks the long-awaited return of mixed doubles at a regular tour stop.