Mealey's (January 4, 2022, 2:03 PM EST) -- DENVER — Although rejecting a majority of arguments by businesses and individuals accused of violating federal law when installing “defeat devices” on large diesel trucks, the 10th Circuit U.S. Court of Appeals on Dec. 28 said it agreed with defendants that a plaintiff nonprofit group of physicians lacks standing to complain of conduct that did “not contribute to air pollution in Utah’s Wasatch Front.”...