Bayer says a settlement worth more than $10 billion will resolve most of the roughly 125,000 claims the company currently faces over its Roundup product. Here, a farmer sprays the glyphosate herbicide in northwestern France in September. Jean-François Monier/AFP via Getty Images hide caption
Kenneth Feinberg has been appointed to oversee talks between Bayer's lawyers and plaintiffs' representatives for a court-mandated settlement over claims that the weedkiller Roundup caused cancer. Lauren Victoria Burke/AP hide caption
These Palmer amaranth — or pigweed — plants, seen growing in a greenhouse at Kansas State University, appear to be resistant to multiple herbicides. Dan Charles/NPR hide caption
A jury in federal court in San Francisco on Tuesday concluded that Roundup weed killer was a substantial factor in a California man's cancer. The company denies the connection. Haven Daley/AP hide caption
A superior court judge slashed the punitive damages for Dewayne Johnson — a groundskeeper and pest-control manager at a Northern California school district who contracted cancer — by more than $200 million. Josh Edelson/AP hide caption
A new study from the University of Texas at Austin suggests that bees exposed to glyphosate, the active ingredient in Roundup, lose some of the beneficial bacteria in their guts and are more susceptible to infection and death. Vivian Abagiu/College of Natural Sciences at University of Texas in Austin hide caption
Bob Scott, a weed scientist at the University of Arkansas, says he wishes more testing could have been done on the new dicamba formulations, but "the product was not made available to us." Dan Charles/ NPR hide caption