Eighteen Iraqis, including eight policemen, were killed in insurgent attacks in and around Baghdad as a Shiite politician was gunned down and a provincial governor narrowly escaped an assassination attempt. Some 30 rebels, armed with mortars and anti-tank weapons as well as small arms, took part in the deadliest assault — an attack on a police checkpoint in ethnically mixed Diyala province northeast of the capital, police said. Five police were killed and another four wounded in the morning assault in the village of Buhruz, just outside the provincial capital of Baquba. Police said they killed six insurgents.Full Story