Australian golf fans have an Australia Day to remember as Marc Leishman wins a US PGA title at Torrey Pines and Lucas Herbert claims his maiden European tour title at the Dubai Desert Classic.

Scheduled NBA games went ahead following news of Kobe Bryant's death, leaving seasoned players in tears on the sidelines and others paying tribute on the court.

For 20 years, Kobe Bryant gave his all to the LA Lakers and basketball. In that time he became one of the most successful NBA players in history, and inspired millions of people from all walks of life to strive for greatness before his death at the age of 41.

Lleyton Hewitt says the "great spectacle" of the inaugural ATP Cup has put extra pressure on the International Tennis Federation's Davis Cup, which he says struggled with "disappointing" crowd attendance at its revamped tournament in Madrid.

An ambitious and controversial plan by a London-based cryptocurrency group to buy A-League club Perth Glory has fallen through, with Football Federation Australia confirming the deal is off.