Description:Blood and debris are spread across the streets of Iraq once again. A wave of at least 20 car and roadside bomb attacks struck in cities across the country, most targeting security forces. At least 36 were killed and dozens more wounded with the toll mounting hourly. The deadliest blasts were here in the northern oil town of Kirkuk, where five bombs targeting police patrols killed eight and wounded over 26. In Baghdad, six separate explosions hit mainly Shi'ite areas.(1:04)