Michael Hart, a 58-year-old San Diego resident, is accused of bringing hydrofluorocarbons — chemical compounds commonly used for refrigeration and air conditioning — from Mexico to the U.S ...

Michael Hart, 58, was arrested in March and pleaded guilty in September to charges related to transporting refrigerants into the US to peddle on Facebook Marketplace, OfferUp and other online ...

Michael Hart, a 58-year-old San Diego resident, bought banned hydrofluorocarbons (HFCs), in Tijuana, Mexico, and snuck them into the U.S. underneath a tarp and tools in the bed of his pickup truck ...