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Iraq bombs hit US-backed militia Iraq bombs hit US-backed militia
(30 minutes later)
At least 20 people have been killed and 80 injured in a suicide car bomb explosion in northern Iraq.At least 20 people have been killed and 80 injured in a suicide car bomb explosion in northern Iraq.
Police say the bomber detonated the charge when he was stopped by police and local militias in Baiji, about 250km (155 miles) north of Baghdad.Police say the bomber detonated the charge when he was stopped by police and local militias in Baiji, about 250km (155 miles) north of Baghdad.
Later, a suicide bomber killed four people in Baquba, at the funeral of a father and son - also volunteers who were themselved killed by US troops. Later, a suicide bomber killed four people in Baquba, at the funeral of a father and son - also volunteers who were themselves killed by US troops.
The Sunni tribal Awakening militias have turned against al-Qaeda.The Sunni tribal Awakening militias have turned against al-Qaeda.
They are credited with pushing back al-Qaeda in areas where they had been operating with relative freedom.They are credited with pushing back al-Qaeda in areas where they had been operating with relative freedom.
Calm shattered
US officials say this has helped reduce attacks in Iraq by 60% since June.US officials say this has helped reduce attacks in Iraq by 60% since June.
But neighbourhood patrols have increasingly come under attack from Sunni radicals.But neighbourhood patrols have increasingly come under attack from Sunni radicals.
In Baiji, the bomber appeared to be targeting people queuing to buy gas cylinders in a residential area. In Baiji, the bomb hit people queuing to buy gas cylinders in a residential area. Women and children are reported to be among those killed.
AWAKENING COUNCILS Membership around 80,000Sunnis and former insurgentsPaid by the US Militia brings calm
Witnesses said the attack there targeted a security checkpoint on a road leading to a residential compound housing employees of the Northern Oil Company.
Baiji, a mostly Sunni area in Salahuddin province, has been relatively quiet in the past two years and the presence of the militias could explain why it is being targeted once more by suicide bombers, says the BBC's Jo Floto in Baghdad.Baiji, a mostly Sunni area in Salahuddin province, has been relatively quiet in the past two years and the presence of the militias could explain why it is being targeted once more by suicide bombers, says the BBC's Jo Floto in Baghdad.
At least 19 people were killed and dozens wounded in two car bomb attacks there in October.At least 19 people were killed and dozens wounded in two car bomb attacks there in October.
The suicide blasts targeted the town's police chief and a tribal leader, Thamer Ibrahim Atallah, a senior member of the Salahuddin Awakening Council.The suicide blasts targeted the town's police chief and a tribal leader, Thamer Ibrahim Atallah, a senior member of the Salahuddin Awakening Council.
In Tuesday's attack at the Baquba funeral, the bomber, wearing a vest packed with explosives, also wounded 21 members of the local militia, police said. In Tuesday's attack at the funeral in Baquba, the capital of the restive Diyala province 60km (35 miles) north of Baghdad, the bomber, wearing a vest packed with explosives, also wounded 21 members of the local militia, police said.
Police said the father and son had been killed in a shoot-out with US troops.
The US military has only said its troops killed two "criminals".