Nadzeya Ostapchuk won the shot put on August 6, a day after giving a urine sample.

CNN: Shot-putter loses gold medal after positive drug tests

Many science-challenged journalists and activist NGOs, like the NRDC and Environmental Working Group that put advocacy ahead of science, consistently misrepresent and hype studies that show the presence of chemicals in urine, as if that signals likely toxic effects.

FORBES: Limitations of NHANES survey to analyze BPA