[BBC News with Jerry] Smit

As celebrations continue in Britain for the Queen's Diamond Jubilee, her husband, the Duke of Edinburgh, has been taken to hospital. A statement said the duke, who's 90, was being treated for a

bladder

infection. At Buckingham Palace itself, thousands of music fans are attending a free jubilee pop concert. Here's Peter Hunt.

Prince Philip's latest illness meant the Queen had to arrive on her own for the second half of the concert. Earlier, for a second time in six months, she'd seen her husband's health take a turn for the worse. Having recovered from a blocked coronary artery, the prince is now suffering from a bladder infection. After it became too painful, he was taken this afternoon from Windsor Castle to the Edward VII in London, a private hospital long favoured by the royals. He'll stay there for a few days, being assessed and treated with

antibiotics intravenously

.

The Libyan authorities say they have regained control of the international airport in Tripoli after militia fighters brought it to a standstill for much of the day. The standoff ended after the authorities sent in dozens of armoured vehicles. The militiamen were demanding the release of one of their leaders, who they said was detained two nights ago. Rana Jawad reports from Tripoli.

Libyan officials say the airport is now under government control. In a news conference, Libya's Deputy Interior Minister Omar al-Khadrawi said government forces detained dozens but others got away. He described the militia that occupied the airport runway as