Meanwhile, Outside the Green Zone

KIRKUK, Iraq (AFP) - At least 36 people were killed across Iraq, including 18 in a bombing campaign in the oil city of Kirkuk, as US President George W. Bush made a surprise five-hour visit to Baghdad.....

Meanwhile, there a number of attacks in Baghdad, as the government unveiled a security plan for the capital that would lengthen the nightly curfew and put 40,000 troops on the streets.

A bomb targeting a police patrol in central Baghdad killed one policemen and wounded four others, as well as injuring a prisoner they were transporting.

Mortars falling on the Abu Chir neighborhood in southern Baghdad killed one person and wounded 12.

A professor at the College of Engineering was shot dead as he left his house and 14 bodies, shot and bearing signs of torture, were found in and around the city.

In Karbala, gunmen shot dead a police captain and another policeman.

A bomb targeting a police patrol in the Samarra market missed its target but killed four civilians and injured seven.

Four civilians, including a two-year-old child, and a policemen were killed in a series of attacks in Baquba, northeast of Baghdad.

Gunmen killed three policemen and wounded three others in Balad Ruz, southeast of Baquba, while a man distributing newspapers in Fallujah was shot dead by gunmen.

As violence ripped through the country, Bush landed in Baghdad for a surprise visit to meet Prime Minister Nuri al-Maliki.