From Mother Jones, a left wing , enviromentalist friendly site ... its not like this is from some pro Monsanto source .........

Mother Jones

A Scientist Didn’t Disclose Important Data—and Let Everyone Believe a Popular Weedkiller Causes Cancer

A World Health Organization group called RoundUp a “probable carcinogen,” but it didn’t have all the facts.

According to a new Reuters investigation, Aaron Blair, the scientist who led the IARC’s review panel on glyphosate, had access to data from a large study that strongly suggested that Roundup did not cause cancer after all—but he withheld that data from the RoundUp review panel. Weirder still: Blair himself was a senior researcher on that study