How did that genetically modified wheat end up in a field in Oregon? Investigators still don’t know, but now they’ve found GMO wheat in Montana, too.
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Investigators from the U.S. Department of Agriculture’s Animal and Plant Health Inspection Service (APHIS) say that they cannot figure out how genetically engineered wheat appeared, as if by magic, in a farmer’s field in eastern Oregon in the spring of 2013.

Having “exhausted all leads,” the agency has now closed the investigation. But that announcement was almost overshadowed by a new mini-bombshell: More unapproved GMO wheat was discovered this past summer at Montana State University’s Southern Agricultural Research Center (SARC) in Huntley, Mont.

It was discovered when workers tried to clear a small field using the weedkiller glyphosate. Some wheat plants survived, because they carried the glyphosate-tolerance gene that Monsanto Corp. had inserted into its GM varieties.

There were field trials of […]