IBT Staff Reporter

(Corrects COO Tim Cook's first name)LONDON/SAN FRANCISCO - Apple Chief Executive Steve Jobs is taking medical leave for the second time in as many years, sending shares tumbling close to 10 percent as the news revived concerns over the long-term future of the iPhone- and iPad-maker.

Sony has filed several documents with the courts in California in an effort to show that the courts there have jurisdiction over a hacker who publicized a jailbreak for the Playstation 3 console.

Investors and analysts gave a cautious welcome to BP's share swap and Arctic exploration deal with Russia's Rosneft , saying that any return is likely a long way off.

While nearly half of the U.S. public said in a recent poll that accused Arizona shooter Jared Loughner's political views were a factor in the Tucson Massacre, the accused gunman was apolitical, a former friend said.

The Republican-controlled House of Representatives returns to work tomorrow and the first thing on its agenda is repeal of the Obama administration's health care reform.

World No. 2 Roger Federer cruised into the second round, along with Novak Djokovic and Andy Roddick while in the WTA, World No. 1 Caroline Wozniacki, Maria Sharapova, Justin Henin and Venus Williams all progressed.

A group of senators, on the eve of Chinese President Hu Jintao's arrival in the United States, said it was vital Congress pass legislation to get tough with China over its currency practices.

Rights groups on Monday demanded Haiti arrest former dictator Jean-Claude Duvalier for crimes against humanity after his surprise return from 25 years in exile, which strained an edgy political atmosphere in the volatile Caribbean state.

U.N. peacekeepers in Ivory Coast fired warning shots into the air to disperse angry supporters of incumbent leader Laurent Gbagbo on Monday, and police fired return shots skywards in an incident that left three wounded, witnesses said.

A significant number of young women prostituted themselves with Italian Prime Minister Silvio Berlusconi, prosecutors investigating him said in a document made public on Monday.

The prosecutor of the international Lebanon tribunal issued a draft indictment on Monday over the 2005 killing of former prime minister Rafik al-Hariri.

Israeli Defence Minister Ehud Barak broke away from his centre-left Labour Party on Monday in a move Prime Minister Benjamin Netanyahu said made his government stronger and more stable.

Tunisia's prime minister appointed opposition figures to a new unity government on Monday, trying to establish political stability after violent street protests brought down the president last Friday.

It was a case of third time lucky for American Mark Wilson when he booked his long-awaited debut at the U.S. Masters with a two-shot victory at the Sony Open on Sunday.

The music service was supposed to rival iTunes. It didn't.

Using a length of cable, a hacker can open your car and drive it off.

Apple Inc's Steve Jobs said the board has granted him medical leave to concentrate on his health.

New York Jets coach Rex Ryan outfoxed New England Patriots counterpart Bill Belichick with a defensive scheme that put his team on the brink of a Super Bowl with one more championship quarterback waiting in their path.

Chicago Bulls forward Carlos Boozer will miss Monday's game against the Memphis Grizzlies because of a sprained left ankle, the team said on its website (nba.com/bulls) on Sunday.

Justine Henin, who quit the tour in 2008 to find herself, nearly found herself out of the Australian Open on Monday after getting completely lost in her first-round match against India's Sania Mirza.

Apple Inc Chief Executive Steve Jobs has been granted medical leave to concentrate on his health, he said on Monday.

Algeria bought 600,000 tonnes of wheat, traders said on Monday, snapping up grain at a time of high prices and tight supply even as neighbouring countries take measures to head off Tunisia-style unrest over food inflation.

Ratings agency Fitch raised South Africa's outlook to stable from negative on Monday, saying its recovery in 2010 after a recession the year before had outpaced expectations.

Tunisian state-owned Tunisie Telecom may not be able to go ahead with an investor roadshow for its planned listing in Paris and Tunis due to the political situation, investment and banking sources said on Monday.

Combative telecoms partners Telenor and Altimo squared up for yet another battle on Monday, over a proposed bid by their Russian mobile phone firm Vimpelcom for Egyptian tycoon Naguib Sawiris' telecoms assets.

Minnesota Vikings quarterback Brett Favre, who played the game with a boyish joy and bulldog determination, filed his retirement papers with the NFL after a 20-season career, the league confirmed on Monday.

Saudi Arabia has taken in Tunisia's fallen strong man, but the oil wealth of the kingdom and its neighbours should ensure the poverty-driven unrest which ousted Zine al-Abidine Ben Ali does not follow him to the Gulf.

Top negotiators from the world's largest trading powers will meet next week to push for a global trade accord, a signal that political momentum may be building for completion of the stalled talks.

Rough diamond prices are expected to rise further this year, but will not match last year's sharp double-digit percentage rebound, which was boosted by restocking from jewellers, the head of De Beers sales division said on Monday.