A group campaigning against the £33bn HS2 rail scheme confirms two court bids to halt the project, citing environmental and consultation issues.

Two Metropolitan police officers are placed on restricted duties while allegations of racist remarks and an assault are investigated.

Boris Johnson accuses Ken Livingstone of "lies" in a row over their tax affairs during a radio debate - with the dispute continuing off-air in a lift.

Samsung Electronics, the world's biggest memory chip maker, unveils plans to invest $7bn (£4.4bn) to build its first chip factory in China.

A leading scientist has told the BBC he is resigning from an expert body on the athlete's biological passport because he is being "muzzled".

One of the City's top bankers, Ian Hannam from JP Morgan Cazenove, is fined £450,000 by the FSA for providing inside information.

Rebekah Brooks is asked to appear before the Leveson Inquiry and applies for core participant status.

The most significant cause of delay for children needing adoption is the length of time taken by court proceedings, a report by Ofsted says.