If this was the last Australian Open singles match of Nick Kyrgios' career — and, to be sure, it's hard to know with him, no matter what came out at his news conference — the big-hitting, big-talking tennis player went out rather quietly Monday night.

Alex de Minaur, the world No. 8, and Nick Kyrgios, who is back after a two-year battle with knee and wrist injuries, are the headliners for their country at Melbourne Park. Kyrgios emceed the night session on John Cain Arena Monday, before De Minaur headlines Rod Laver Arena, the pantheon of Australian tennis Tuesday night.

Nick Kyrgios’ return to the Australian Open is over after he and partner Thanasi Kokkinakis stopped playing while trailing in the second set of their first-round doubles match.

After months of interminable hype and speculation, Nick Kyrgios finally made his grand return to the Australian Open. Despite having a low bar set for him after missing almost two full years, Kyrgios still laid an egg in front of his home crowd in Melbourne.

Nick Kyrgios faces another injury setback in his planned return to Grand Slam tennis at the Australian Open after an abdominal strain forced him to withdraw from an exhibition with Novak Djokovic this

Nick Kyrgios said his straight sets defeat to Jacob Fearnley in the first round of the Australian Open on Monday may have been his last singles match at the Grand Slam given his growing frustrations with injury.