Even when he's looking at photos of his bleeding and blistered leg stumps, Oscar Pistorius smiles.

And with his Olympic debut approaching, it's easy to understand why.

Mike D'Antoni was there for the start of Linsanity, Kobe Bryant on the wrong end of its greatest highlight.

Neither imagined next season opening without Jeremy Lin on the New York Knicks.

WikiLeaks is opening a new front in its battle to break the financial blockade imposed by credit card giants Visa and MasterCard, the group said Wednesday, saying it could now accept donations through a French non-profit.

Visa and MasterCard were among half a dozen U.S. payment firms to pull the plug on WikiLeaks once it made its controversial decision to begin publishing some 250,000 secret State Department cables in December 2010.

A New Zealand judge has stepped down from overseeing the extradition case of Mega upload founder Kim Dotcom after jokingly referring to the United States as "the enemy."

The comment by Auckland District Court Judge David Harvey raised questions about his impartiality. He was discussing Internet copyright at a conference last week when he told an audience, "We have met the enemy, and he is U.S."

A suicide bomber on Wednesday struck at the heart of Syria's security apparatus, killing the country's defense minister and President Bashar Assad's brother-in-law, state television said.

The attack, which for the first time in a 16-month anti-regime uprising targeted members of Assad's inner core, came hours ahead of a U.N. Security Council debate on Syrian sanctions, when a showdown between Western powers and Russia and China is expected.

Could Charlie Sheen be a judge on "American Idol"? The actor says he's game.

In an interview Tuesday on Ryan Seacrest's radio show, Sheen said "Idol" producer Nigel Lythgoe publicly threw his name out there as a possible judge and the idea piqued people's interest — including his own.

Frank Schleck of Luxembourg pulled out of the Tour de France and spent several hours in a police station in southwest France on Tuesday after failing a doping test.

The UCI said Schleck tested positive for a banned diuretic called Xipamide on July 14, another reminder of the doping cloud that has damaged the image of cycling - and its biggest event.

Sixty-four of Mexico's 364 Indian dialects are at "high risk" of dying out, with less than 100 speakers of each remaining, the head of the country's National Institute of Indian Languages said Tuesday.

Institute head Javier Lopez Sanchez said that in many cases, speakers of dying dialects are dispersed and no longer live in a single community.

Jeremy Lin is leaving New York and taking Linsanity to Houston.

The New York Knicks announced Tuesday that they will not match the Houston Rockets' three-year, $25 million offer for Lin, a restricted free-agent.

An iceberg twice the size of Manhattan tore off one of Greenland's largest glaciers, illustrating another dramatic change to the warming island.

For several years, scientists had been watching a long crack near the tip of the northerly Petermann Glacier. On Monday, NASA satellites showed it had broken completely, freeing an iceberg measuring 46 square miles.