World News Update, What you need to know

Tony Abbott has warned European nations they will make a "catastrophic error" if they don't secure their borders and turn back asylum seekers as Australia has done.

ELSEWHERE:

ROME - An Italian court has ruled that marriages of gay couples who wed abroad can not be registered in Italy, sparking an angry reaction from cities that had defied the government to recognise the unions.

WASHINGTON - South Carolina police have reportedly arrested a man who stashed an arsenal of up to 10,000 mostly stolen guns at his home.

DUSSELDORF - A German court's criticism of a condom producer that promoted "up to 21 orgasms" on its seven-condom pack could spell the end of tongue-in-cheek ad claims.

LONDON - A man accused of a terror plot in the UK has admitted he lied about being thrown out of Australia to appear like "one of the lads" in an online chat groups with other Muslims.

ROCHESTER, New York - A deer apparently hit by a car brought itself to a New York hospital and walked into the emergency room.

BERLIN - Germany's food and agriculture minister says people should not be afraid of tucking into a grilled bratwurst despite the World Health Organisation's warning that sausages and ham cause cancer.

LONDON - Avowed republican Malcolm Turnbull looks set to meet the Queen at a special lunch for new Commonwealth heads of government in Malta next month.