A Florida man was shot and killed as he became violent under questioning by Boston bombing investigators, FBI officials say.

More than one million Montreal residents must boil drinking and cooking water after a mishap at a water treatment plant, officials warn.

American writer Lydia Davis is named as winner of the Man Booker International prize for her "achievement in fiction on the world stage".

Hewlett-Packard shares leap in after-hours trading, despite quarterly results showing a seventh consecutive fall in sales.

The mayor of the tornado-devastated town of Moore in Oklahoma vows to push for a new law on shelters, after Monday's deadly twister.

The US tax official at the centre of a furore over the agency's targeting of conservative groups invokes her right to silence when questioned by Congress.

US Federal Reserve chairman Ben Bernanke tells Congress that it is too soon to end the central bank's monetary stimulus programme or raise interest rates.

The Colombian rebel group Farc denies taking part in the kidnapping of two Spanish tourists in the north-east of the country last Friday.

South Africa's main opposition party condemns as a cover-up an official probe into the use of a military base for an Indian society wedding.

A man accused of murdering five-year-old April Jones told a "complex web of lies" about her death, the prosecution says.

A man who killed a couple when he knocked them off their tandem bike in Bristol is jailed for 10 years.

By a wide margin, Los Angeles elects its first Jewish mayor, Eric Garcetti, a 42-year-old three-term city councilman.

Getting ready for bookless libraries

EU leaders say they are committed to tackling tax evasion and will push for global action to curb banking secrecy.

Sri Lankan President Mahinda Rajapaksa's rugby player son Rohitha is investigated for allegedly assaulting a referee.

There are boos and walk-outs for Ryan Gosling's film Only God Forgives at Cannes, but it still earns some five-star reviews.

Jockey Eddie Ahern is banned for 10 years after being found guilty of corruption by the BHA, while Neil Clement receives a 15-year ban.

David Cameron hails an EU agreement to close tax loopholes as a "turning point", as Google's boss urges politicians to "sort" the system.

The UN's nuclear watchdog says hundreds of advanced centrifuges have been fitted at Iran's Natanz nuclear plant.

What should BBC HARDtalk ask the US Secretary of State?