With about 3,000 people killed in attacks over the past few months-more than 1,000 in July alone, the deadliest month since June 2008-experts fear Iraq is falling into an all-out sectarian war. Here's why: INEPT SECURITY FORCES The withdrawal of U.S. troops in late 2011 reignited old divisions between sectarian and political groups, and Iraqi military and police are not up to the task.
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