Updated at 1:06 p.m. March 1, 2011 with information that Tenn. has overtaken Mo.
Data from state officials shows Tennessee has knocked Missouri out of the lead for meth lab busts and seizures for the first time since 2003.
The Missouri State Highway Patrol says the state had 1,960 meth lab incidents in 2010. That's a 10 percent increase over the previous year.
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