President Barack Obama says his thoughts and prayers are with the friends and families of the victims of New York City commuter train derailment.
The White House said the President will continue to stay in touch with New York officials throughout the day.
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.