Three civilians were killed , and nine were wounded . A bomb exploded Tuesday inside a minibus in southeastern Baghdad 's Rustumiya district , killing two passengers and wounding five , an Iraqi Interior Ministry official said . Insurgents also attacked a minibus filled with police recruits Monday in Baaj , a Nineveh province town near the Syrian border , killing 11 people , according to Mosul police . Iraqi security forces arrested 15 people in connection with the attack . Backed by U.S. soldiers , Iraqi forces have been conducting an offensive against al Qaeda in Iraq in Mosul and the rest of Nineveh province . American-led coalition troops killed a senior al Qaeda in Iraq leader east of Samarra in northern Iraq on Tuesday , the U.S. military said . Meanwhile , the agreement forged to end the weeks of fighting in the capital 's Sadr City is taking hold , government officials and witnesses said . Thousands of soldiers and police officers have moved deep inside the restive neighborhood without resistance from Shiite militia members who have been fighting Iraqi and U.S. troops . The troops have been clearing mines and soon will begin the process of
BAGHDAD , Iraq -LRB- CNN -RRB- -- Attackers launched assaults across Iraq over the past 24 hours , killing 11 police recruits and six civilians , including a 7-year-old . Iraqi and U.S. troops conduct a joint patrol Monday in the northern city of Mosul during a push against insurgents . Also , the U.S. military said it killed an al Qaeda in Iraq leader in northern Iraq . The violence erupted as a peace agreement was taking hold in Baghdad 's Sadr City , for weeks the scene of battles between Iraqi security forces and Shiite militias . A suicide bomber exploded his vest outside the house of an Awakening Council leader , Sheikh Mutleb al-Nadawi , about 50 miles -LRB- 80 kilometers -RRB- east of Baquba in Diyala province , the military command in Diyala said . Al-Nadawi was in the house and escaped injury , but a 7-year-old was killed and two of al-Nadawi 's bodyguards were wounded . Awakening Councils are the U.S.-backed Sunni groups that oppose al Qaeda in Iraq . A mortar round landed on a busy outdoor market in Balad Ruz , about 25 miles -LRB- 40 kilometers -RRB- east of Baquba .