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Smugglers transport alcohol into Iran

Reuters

Members of a smuggling group stand near boxes in a tent as they prepare to move during an alcohol-smuggling operation from Iraq to Iran, at the border near Sulaimaniya, Iraq, on Jan. 26, 2012.

Reuters

Border security forces have repeatedly clashed with smugglers who use the remote, rugged landscape to facilitate their operations.

See pictures of another smuggling route into Iran - across the Strait of Hormuz - in an earlier post on PhotoBlog.