By John Solomon
How the government's punishing of the exposure of official wrongdoing can linger for years

Hundreds of protesters, angered by an overnight NATO raid that they believed killed four civilians, clashed on Wednesday with security forces on the streets of a northern Afghan city. Twelve people died in the fighting, government officials said.

Afghan security forces on Sunday surrounded a small group of insurgents who barricaded themselves inside a hotel on the second day of clashes in the southern city of Kandahar, an Interior Ministry spokesman said.

Two Americans training security forces were killed Monday by a man in an Afghan police uniform, Afghan President Hamid Karzai said.

Anger over the burning of the Muslim holy book at a Florida church fueled a second day of deadly violence half a world away in Afghanistan, where demonstrators set cars and shops ablaze Saturday in a riot that killed nine protesters, officials said.

Tribal elders in a remote part of northeastern Afghanistan claimed Sunday that NATO forces have killed 64 civilians in air and ground strikes over the past four days. The international coalition denied the claim, saying video showed troops targeting and killing dozens of insurgents.

A suicide bomber riding a motorcycle packed with explosives rammed into a car carrying the deputy governor of Afghanistan's southern Kandahar province on Saturday, killing him and wounding three of his bodyguards, the Interior Ministry said.
An Afghan border police officer killed six U.S. servicemen during a training mission Monday, underscoring one of the risks in a U.S.-led program to educate enough recruits to turn over the lead for security to Afghan forces by 2014.

An Afghan border police officer opened fire on U.S. troops during a training mission in the east of the country Monday, killing six American service members before he was shot dead, U.S. and Afghan officials said.

A provincial governor and at least 19 other people were killed by a massive bomb blast inside a packed mosque during Friday prayers in northern Afghanistan, where insurgents have stepped up violence amid intensified NATO-Afghan military operations.

A minibus full of civilians struck a roadside bomb in southern Afghanistan early Sunday, and Afghan officials said six of those on board were killed.
In eastern Afghanistan, meanwhile, a suicide bomber crashed a car into a police bus, killing 14 people and wounding 16, said Zemeri Bashary, a spokesman for the Interior Ministry.
Most of the casualties were police officers, he said.