Monsanto Company

Lawsuit challenges California warning that links Roundup weed killer to cancer

Lawsuit challenges California warning that links Roundup weed killer to cancer

A coalition of a dozen national and Midwestern agricultural groups sued Wednesday to try to overturn a California decision that could result in labels warning that the popular weed killer Roundup can cause cancer.

The lawsuit filed in federal court in Sacramento seeks an injunction barring California from enforcing what the suit describes as a “false” and “misleading” warning. It alleges that the state’s decision violates constitutional due process and free speech rights and should be superseded by federal regulations.

Roundup's main ingredient, glyphosate, is not restricted by the U.S. Environmental Protection Agency, and has been used widely since 1974 as a means of...

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