The Stones are putting off their shows down under because of the tragic death of Mick Jagger’s girlfriend – The tentacles of a US child porn ring reached all the way to Australia – A newsroom in Seattle covers its own disaster – And a lot more in your CareerSpot World News Briefs:

The Rolling Stones are postponing their Australia and New Zealand tour dates after the death of Mick Jagger’s girlfriend L’Wren Scott.  The band thanked fans for their understanding and support via its website.  On his own website, Mick Jagger said, “I have been touched by the tributes that people have paid to her, and also the personal messages of support that I have received.  I will never forget her.”  The first show was supposed to have been in Perth tonight. 

US law enforcement says it has dismantled a massive international online child porn ring, arresting 14 men in the process.  Victims, mostly boys between the ages of 10 and 17, have been identified not only in the US but also in Australia and four other countries.  The accused ringleader is 27-year old Jonathan Johnson of Louisiana – he faces 20 years to life in prison if convicted.

Two men were killed when a TV news helicopter crashed outside the studio, in front of Seattle’s famous Space Needle.  The fiery crash set several parked cars ablaze and one man on a car suffered burns over 50 percent of his body.  It put newsroom employees in the horrible position of having to cover the story of the deaths of their coworkers.  Said one newsreader, “Our eyewitnesses are us.  I feel pretty shaken up.”

Some 500 would-be immigrants under the cover of dense fog forced their way into Spain's North African exclave of Melilla, one of two Spanish cities on the African continent. Spanish officials say this is the largest number to storm the border in almost a decade.  28 people were injured in the hours-long rush, and hundreds more were denied entry.

A website associated with Russian Islamist separatists says the man called by some “The Russian Bin Laden” has died.  Russian authorities are not confirming the death of Doku Umarov, who is believed to have masterminded a string of deadly attacks including the January 2011 Moscow airport bombing that killed 36 people, and the March 2010 suicide bombings in the Moscow Metro, in which 39 people died.  Russia has claimed to have killed Umarov before, but this is the first time the terrorists have confirmed it.

The final touches will not yet be complete, but officials are vowing to deliver Sao Paulo’s Corinthians Arena to FIFA on 15 April.  They’re not specifying what tweaks are still needed to bring it up to snuff, but the construction company says it will be ready.  The 68,000-seat venue is scheduled to host Brazil's game with Croatia on 12 June.  Construction has been delayed, not least of because last November’s crane accident that killed two workers.

The US and Cuba managed to put animosity aside to renew a deal that preserves Ernest Hemingway’s old house in the hills over Havana.  Curators will also preserve and digitize the Nobel Prize-winning author's personal effects and writings.  Hemingway lived in the Finca Vigia villa from 1939 and 1960, and it’s where he wrote For Whom the Bell Tolls and The Old Man and the Sea.