Oct. 28, 2024: Food safety after E. coli outbreak; ‘Purplish’ on election security; Denver’s crowded ballot

Colorado officials have eliminated tainted meat as the cause of an E. coli outbreak linked to McDonald’s quarter pounders. That leaves raw onions as the likeliest source. Food safety expert Alice White explains why raw produce is a particular problem. Then, how Colorado secures the vote with “Purplish." And, in addition to 14 statewide ballot measures, Denver voters have another 12 local ones to decide.