Nation states? Seriously? Did they say how they thought a nation state could do that on such a wide scale?

Offensive genetic engineering and release of modified organisms is sure to happen once the techniques become available.

It's untraceable, gradual, and the investment required to do it will be well within the reach of major nations.

And what better weapon than one which, once released, requires no upkeep or maintainence and slowly cripples key biological supports of your rival's economy?

The search for enemies has gone way too far among that crowd. On the bright side at least terrorists were in that description.

In the end the culprit turns out to be Arab terrorists who impersonated midwestern farmers for decades so they could overspray pesticides sand make everyone fat with corn sugar. It's dastardly!

First hacking elections and now this. When does Vladimir ever stop? /s