US Republican Representative Darrell Issa of California is seen in 2010. A top US lawmaker heading up a committee investigating how US arms ended up in the hands of Mexican drug cartels on Wednesday ... more 
US Republican Representative Darrell Issa of California is seen in 2010. A top US lawmaker heading up a committee investigating how US arms ended up in the hands of Mexican drug cartels on Wednesday subpoenaed thousands of key Justice Department documents in the case. (AFP Photo/Tim Sloan) less 
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AFP
Wed, Oct 12, 2011 3:02 PM EDT