On this sweltering day in late August, they’ve gathered at Tarrio’s air-conditioned recording studio, tucked away in a nondescript business center just east of Tropical Park, to support the 37-year-old Proud Boys chairman during his virtual sentencing proceedings. Enrique Tarrio’s mother, warm and doting behind round-rimmed reading glasses, sets up a table with guava-and-cheese pastelitos and passes around small plastic cups of cafecito to members of her son’s inner circle of conservatives, mostly friends he’s made from political campaign work.