Maria Sharapova is out of the Australian Open, losing comprehensively to 2016 champion Angelique Kerber as the German advances to the fourth round.
China's foreign ministry accuses a US warship of entering its territorial waters without permission and says it will take "necessary measures" to ensure its sovereignty is protected.
The landmark shift in US national security policy to prioritise the threat posed by powers like China and Russia could prompt a rethink of Australia's defence spending, according to incoming senator Jim Molan.
There are no more Australians in the women's singles draw as Ashleigh Barty's Australian Open sojourn comes to an end at the hands of a seriously in-form Naomi Osaka.
The governor of California denies parole for Leslie Van Houten, the youngest follower of murderous cult leader Charles Manson.
While succumbing to a shock five-set loss to South Korea's Hyeon Chung, fourth-seed Alexander Zverev unleashes on his racquet to break it in two.