Japan's Naomi Osaka kisses her trophy the Daphne Akhurst Memorial Cup

Japan's Naomi Osaka kisses her trophy the Daphne Akhurst Memorial Cup at Melbourne's Brighton Beach following her win over Petra Kvitova of the Czech Republic in the women's singles final at the Australian Open tennis championships in Melbourne, Australia
AP Photo/Kin Cheung

Spain's Rafael Nadal serves to Australia's James Duckworth

Spain's Rafael Nadal serves to Australia's James Duckworth in their first round match at the Australian Open tennis championships in Melbourne, Australia
AP Photo/Aaron Favila

Spectators cool themselves down with a mist fan during the Australian Open

Spectators cool themselves down with a mist fan during play on day one at the Australian Open tennis championships in Melbourne
AP Photo/Andy Brownbill

Fireworks explode over the Sydney Harbour during New Year's Eve celebrations

Fireworks explode over the Sydney Harbour during New Year's Eve celebrations in Sydney
Brendan Esposito/AAP via AP