Updated at 6:20 p.m. EST, Nov. 12, 2007

Once again a private security company is under investigation after a fatal shooting in Baghdad. Overall, 36 Iraqis were killed and 17 more were wounded in various incidents. No Coalition casualties were reported but a Humvee was destroyed in Baghdad.

In Baghdad, a private security contractor from U.S.-based DynCorp killed a taxi driver during an incident in Utafiya on Saturday. A policeman, who witnessed the incident, said it was unprovoked. Apparently, the driver moved his car before the convoy has passed completely, and guards in the last vehicle fired upon him.

Also in the capital, five dumped bodies were recovered. A U.S. humvee was destroyed during a bombing on Palestine Street; no casualties figures were released. A roadside bomb wounded three people in the Mansour district. In Yarmouk, a bomb planted under a car wounded a police lieutenant colonel. Gunmen attacked a police station in the suburb of Abu Ghraib, where one gunman and two policemen were killed; two gunmen were also arrested. Mortars fell on al-Shaab. Also, heavy security operations continue in Adhamiya.

Gunmen attacked and killed a tribal chieftain in Tal Afar. Police then killed four of the attackers and arrested two others.

Five guards were wounded during a roadside bombing in Tuz Khormato.

In Najaf, two men accused of transporting corpses were arrested. Also, a gang was captured.

A headless body was found in Hawija.

In Baquba, killed a professor from the University of Kirkuk. Another person in the car was also killed and a third victim was injured.

Five al-Qaeda suspects were killed during continuing clashes in Diyala province. The latest battle took place in al-Shallalat village.

A man and a woman were killed during an incident involving U.S. military convoy in Kirkuk. An IED in a garbage bag harmed no one. Yesterday, a policeman was injured during a roadside bombing.

In al-Rashad, a bomb targeting the police chief failed to harm anyone.

One policeman was killed and three people were injured during a roadside bombing in Tikrit.

A bomb injured three people in al-Raka, south of Samarra.

Two people were killed in separate incidents in Mosul.

Officials in Basra are warning displaced families not to travel to the city because of strapped resources. One person was killed and two homes were burnt during a tribal dispute in al-Zubair. Also in al-Zubair, gunmen stormed a mosque and held several people captive before releasing them unharmed.

Iraqi army troops killed eight suspects and arrested 60 in various locations. In Buhriz, 59 more were detained.

Compiled by Margaret Griffis