Potassium bromate: What it is, reasons for A.G. probe

Attorney General James Uthmeier announced a probe on Monday into potassium bromate, a food additive in flour sold in the United States, investigating its potentially cancer-causing impacts on humans. FOX 35's Garrett Wymer speaks with Dr. Qinchun Rao, who runs the Florida State University Food Safety and Quality Lab, about what potassium bromate does and the science behind it.