Marchetta could not find anyone who regularly cleaned their reusable bags. Marchetta brought the lab results to Dr. Michelle Barron, the infectious disease expert at the University of Colorado Hospital. "Wow. Wow. That is pretty impressive," said Barron. Barron examines lab results for a living. "Oh my goodness! This is definitely the highest count," Barron commented while looking at the bacteria count numbers. She admitted she was shocked at what was found at the bottom of the bags. "We're talking in the million range of bacteria," she said. Marchetta used swabs provided by a local lab to test several grocery...