An image of a man wearing army fatigues and carrying two air rifles has been released by the Royal Canadian Mounted Police as they search for suspect Justin Bourque, after three officers were shot dead and two wounded in the Canadian city of Moncton, New Brunswick.
More top news
The Australian government said Russia's participation in the Rio 2016 Games risks damaging the reputation of the Olympic movement.
PM Malcolm Turnbull said people convicted of terrorism-related charges would be held indefinitely if they pose an ongoing threat to society.
Democratic National Committee chair Debbie Wasserman Schultz stands down after leaked emails show party actively favoured Hillary Clinton.