World News from the BBC

Security forces in Bahrain have used tanks, water cannon and helicopters to disperse demonstrators in the capital Manama. The military leader imposed a curfew in several areas of the city. The American Secretary of State Hillary Clinton criticised the crackdown on anti-government demonstrations.

"I think the situation in Bahrain is alarming. We have made it very clear at the highest levels of the government there that we think they are on the wrong track, that they need to resume immediately a political dialogue. We deplore the use of force against demonstrators, and we deplore the use of force by demonstrators. We want a peaceful resolution."

The European police agency Europol says an international operation has broken one of the largest ever networks of paedophiles. The network operated a website with a legal front, but users could access an illegal part where material depicting child abuse was available. Danny Shaw reports.

Members of the network

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d to a website run from the Netherlands, which claimed to be a forum where people could discuss their sexual interest in boys. Having made contact, members emailed each other to share illegal images and films of children. A four-year international operation led by the UK child protection centre Ceop has identified 670 suspected offenders, of whom more than a third are in Britain. So far 121 of the British suspects have been arrested. They include police officers, teachers and a scout leader.