World stock markets slid Wednesday as the yen hit a fresh 15-year high against the dollar and new concerns bubbled about Europe's banks after a report they have more risky government debt than thought.

World stocks fall amid renewed Europe bank worries

World stocks fell Tuesday, particularly in Europe, where concerns about the health of banks resurfaced and EU finance ministers created new financial oversight bodies but failed to agree on a bank or trading tax.

Two-time world figure skating champion Mao Asada of Japan says her new coach will be Nobuo Sato. The 19-year-old Asada has been looking for a coach since parting ways with Russian coach Tatiana Tarasova after the world championships in March. The 68-year-old Sato, who represented Japan at the 1960 Winter Olympics, has coached Miki Ando, Fumie Suguri and his daughter Yuka Sato in the past.

The world's biggest mobile fair will host its first event for Apple developers next year in a sign of Apple's huge influence over the industry, even though the company itself has never participated in the show.

2011 World Cup tournament director Professor Ratnakar Shetty discusses the preparation for the mega-event, which is returning to the sub-continent after a gap of 14 years, with Senior Associate Editor Harish Kotian.

World stocks down on Europe debt fear, yen surgeWorld stocks down on Europe debt fear, yen surge

World leaders including Barack Obama and David Cameron have congratulated PM Julia Gillard on victory.