World News Update, what you need to know

Australian golfer Robert Allenby says he has "no idea" about being arrested for disorderly conduct and trespass outside an Illinois casino.

ELSEWHERE:

A long-legged suspect with Australian heritage has led police in California's Silicon Valley on a wild goose chase.

New York City police are searching for a gunman who killed a Muslim cleric and his associate as they left prayers at a mosque in New York's Queens district, stunning their Bangladeshi community.

Wisconsin Governor Scott Walker has activated the National Guard to help police should further rioting erupt in a predominantly black Milwaukee neighbourhood where police killed an armed suspect.

Donald Trump's campaign has ripped into the media, blaming the "disgusting" press for a week of distractions at a time when Republicans have urged him - again - to focus on Democratic rival Hillary Clinton.

A suicide bomber has detonated an explosive vest on a bus in Syria near the Atmeh border crossing into Turkey killing at least 15 people and injuring 25 others, some critically, the Syrian Observatory for Human Rights says.

A majority of New Zealanders support changing the legal status of cannabis, a poll suggests.