US accuses Venezuela over attack Motorcyclists chased the convoy for at least 10 minutes The US has accused city officials of the Venezuelan capital, Caracas, of complicity in an attack on the car of US Ambassador William Brownfied. The ambassador's convoy was pelted with eggs, onions and tomatoes and chased by motorbikes for some miles by supporters of President Hugo Chavez. US Under Secretary of State Nicholas Burns said the attack had been condoned by the city government. However, the mayor's office in Caracas denied any involvement in the incident. The BBC's Greg Morbasch in Caracas said Mr Brownfield is...