Good morning, Nick Doul with the top stories from ABC News.
North Korea says an Australian student who was detained for more than a week before being released was "spying" for news outlets. Pyongyang's official news agency says Alek Sigley passed on information and photographs to overseas media organisations. The 29-year-old was freed on Thursday but gave no indication of why he'd been held.
The defence force has begun tracking a Chinese spy ship which is expected to closely monitor joint military exercises off the Queensland coast today. The ABC understands the ship is just north of Papua New Guinea and is making its way towards Australia. It's expected to sit off the Queensland coast during "Exercise Talisman Sabre" war games, which officially begin today.
Southern california is bracing for more aftershocks, following yesterday's powerful earthquake. The seven-point-one magnitude quake hit near the city of Ridgecrest, about 200-kilometres north of Los Angeles. It was the strongest quake to hit the region in 25 years. Seismologists say there's a one in 10 chance of another earthquake of magnitude 7 or greater rocking the region in the next week.
And in tennis, Australia's Ash Barty is through to the fourth round of Wimbeldon after defeating local hopeful, Harriet Dart 6-1, 6-1. She will now go on to face Alison Riske of the United States.
And those are the latest from ABC News.