Familiar with Roundup? It's a highly toxic chemical that kills nearly anything it touches. Crops were "bioengineered" to be tolerant to roundup. Farmland was then saturated with Roundup, killing only ...
Interesting case, but this is unrelated to the gene editing itself. The problem is Roundup. This is a problem of capitalist system which does not really care who gets cancer, or in the case of private, for profit healthcare, even incentivizes more cancer - because a looooot of profit can be made curing it.