• Italian police have arrested four more people in a crackdown on the ultra-left Red Brigades urban guerrilla group, that the government said yesterday had concrete plans to attack domestic targets. The Brigades were thought to have been largely dismantled until Monday, when police announced 15 arrests linked to a modern offshoot of the group which kidnapped and killed former prime minister Aldo Moro, in 1978.

• Britain is the worst country in the industrialised world in which to be a child, closely followed by the US, the United Nations Children's Fund said yesterday. The Unicef charity found that Britain's children were among the poorest and most neglected. Britain lagged behind on key measures of poverty and deprivation, happiness, relationships, and risky or bad behaviour, the study showed.

• A booby-trapped car blew up a bus owned by the Revolutionary Guards, killing at least 11 people, in a border city in southeastern Iran where security forces and drug smugglers often clash. Jundollah , a shadowy Sunni Muslim group that Iran has linked to al Qaeda, claimed responsibility.

• Dutch authorities briefly tightened security around Amsterdam's Schiphol airport, the fourth biggest European hub, after a threatening letter was sent there, but the measures were later lifted. "We found a reason to take extra precautions at Schiphol airport," said a spokesman for the National Coordinator for Counter-terrorism, adding the letter contained a terrorism threat. The measures were lifted after police had conducted searches at the airport but no further details were given.