Naomi Osaka earns second Grand Slam title at Australian Open
Like the 21-year-old she is, Naomi Osaka stepped into Rod Laver Arena for the Australian Open final with a cellphone in her right hand and music in both ears.

Like the 21-year-old she is, Naomi Osaka stepped into Rod Laver Arena for the Australian Open final with a cellphone in her right hand and music in both ears.