Gathered at the La Alma Recreation Center on April 9, the city’s top Department of Public Safety leaders — Denver Police Chief Ron Thomas, Denver Sheriff Elias Diggins and Public Safety Executive Director Armando Saldate — fielded questions from residents and members of the Citizen Oversight Board, which released its annual report on Denver’s public safety systems last month. The conversation covered topics related to law enforcement communication, including transparency, performance and accountability with the public…