Bomb explosions and clashes between rebels and Iraqi forces and US troops have left 23 dead.
Wednesday's attack coincided with the swearing in of the new government led by Prime Minister Ibrahim Jaafari.
Iraqi captors have killed British hostage Kenneth Bigley, reports Abu Dhabi television.
Italy's Prime Minister Silvio Berlusconi denied reports that $1 million had been paid as ransom.
Time, quoting a former intelligence analyst, says that insurgents tied to Abu Mousab al-Zarqawi patrol Haifa Street, a busy Baghdad thoroughfare from where the US embassy lies within mortar range.
These include 15 headless bodies found inside an abandoned army base in Latifiya.
the suicide car bomber drove into a crowd of people queued up for work at a government office in Hilla, about 96 km south of Baghdad.
Hatim S Kathiria went to the US with dreams of being a software sultan.
'The bigger challenge and dilemma for Pakistan would be if the US and Saudi Arabia go full throttle against Iran and enforce regime change in Tehran.' 'That would be bad news for Pakistan, especially with the current instability in Balochistan,' notes Brigadier Narender Kumar (retd).
The US Army said a member of family 'close' to Saddam provided information about the deposed Iraqi leader's whereabouts.
At least 27 people were dead but the violence had slowed and voting picked up.
Several hundred Indian nationals may be stranded in the Najaf province of Iraq, unable to return home because their employer refuses to return their passports, Amnesty International said on Saturday.
As allies and opponents of the US-led occupation of Iraq swung behind the UN text to legitimise the Baghdad government, saboteurs blew up part of the Kirkuk-Turkey pipeline, the second such attack in less than 24 hours.
Suicide bombers killed 12, including a US soldier, as the UN edged closer to a resolution on Iraq.
As the Iraqi people prepare to vote in nationwide elections in January, multinational forces are determined to capture or kill those who desire to destabilise the elections process, said a US military statement.
CBS TV says it has "dozens" of pictures - taken by US troops - showing prisoners being subjected to a wide range of maltreatment.
A US jet has bombed a mosque in Fallujah, killing at least 40 inside.
'I have no idea (what did happen). Looks to me like somehow the multinational force didn't stay on top of this,' said the Deputy Secretary of State.
A 30-member Federation of Indian Chambers of Commerce and Industry business delegation will visit Baghdad to meet the newly appointed ministers and representatives of the UN bodies for renegotiating their contracts worth Rs 500 crore.
Malik Javed, an employee of the Pakistan embassy in Baghdad, was kidnapped April 9 people who claimed to be from the Omar bin Khattab group.
The explosions came a day after American forces regained tenuous control of the rebel stronghold of Samarra, 60 km north of Baghdad, and continued airstrikes on selected targets in the city of Fallujah in the west.
There is confusion whether the seven hostages, including three Indians, held by an Iraqi militant group have been released.
Iraqi civilian drowned after being forced to jump off a bridge in Baghdad