▁Mo qt ada ▁S adr ' s ▁Milit ia . ▁There ▁is ▁a ▁small ▁minor ity ▁representation ▁by ▁the ▁B adr ▁Corps ▁as ▁well . ▁ ▁The ▁city ▁has ▁had ▁its ▁occurr ences ▁of ▁violence ▁since ▁the ▁start ▁of ▁Operation ▁Ira qi ▁Fre edom ▁in ▁March ▁ 2 0 0 3 . ▁Most ▁not ably , ▁the ▁city ▁experienced ▁two ▁large ▁tr uck ▁bomb s ▁- ▁one ▁on ▁the ▁Mus ay y ib ▁Bridge , ▁which ▁links ▁Bag hd ad ▁to ▁Kar b ala , ▁in ▁late ▁ 2 0 0 4 ▁and ▁one ▁in ▁the ▁town ▁center ▁in ▁ 2 0 0 5 ▁that ▁killed ▁ 9 0 ▁people . ▁Mus ay y ib ▁also ▁saw ▁the ▁largest ▁combat ▁operation ▁the ▁US ▁Army ' s ▁ 4 th ▁Infantry ▁Division ▁fought ▁during ▁its ▁tour ▁of ▁duty ▁in ▁ 2 0 0 6 . ▁In ▁July ▁ 2 0 0 6 , ▁elements ▁of ▁the ▁Mah di ▁Milit ia ▁attacked ▁a ▁US ▁pat rol ▁in ▁the ▁city ▁after ▁a ▁dispute ▁between ▁the ▁local ▁Ira qi ▁Police ▁and ▁Milit ia ▁members . ▁Element s ▁of ▁the ▁ 1 st ▁Battalion , ▁ 6 7 th ▁Arm or ▁Regiment , ▁back ed ▁by ▁the ▁ 2 nd ▁Battalion , ▁ 4 th ▁Brigade , ▁ 8 th ▁Ira qi ▁Army ▁Division ▁and ▁Ira qi ▁Police ▁Special ▁Forces , ▁counter att ack ed ▁the ▁def ending ▁milit ia ▁members ▁in ▁the ▁city ▁and ▁wr ested ▁control , ▁killing ▁ 3 3 ▁milit iam en . ▁