Minnesota Public Radio slideshow:
Atrazine ban may be introduced in Minnesota
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State Rep. Karen Clark wants the state to track whether there are patterns between exposure to chemicals like atrazine and human diseases. (MPR Photo/Lorna Benson)

State Rep. Karen Clark wants the state to track whether there are patterns between exposure to chemicals like atrazine and human diseases.

(MPR Photo/Lorna Benson)
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