Kyrgios and Kokkinakis, the men's doubles champions at Melbourne Park in 2022, retired while down 7-5, 3-2 against another Australian team, James Duckworth and Aleksandar Vukic. Both Kyrgios ...

Aussie journeyman James Duckworth pumps his fist in celebration ... was a close family friend who had also supported him at Melbourne Park last year before cutting a prominent figure in his ...

Australians James Duckworth and Aleksandar Vukic, who both fared well at last month's Australian Open, have suffered contrasting losses at the Dallas Open.

Kyrgios, too, battled through an abdominal complaint before the pair pulled the pin midway through their first-round encounter with fellow local hopes James Duckworth and Aleksandar Vukic.