Mayor Zohran Mamdani is turning to an ex-con to run NYC’s embattled jail system. The socialist pol announced five key appointments to his administration during a Bronx press conference Saturday, most notably Stanley Richards, who will become the first formerly incarcerated person to lead the city’s Department of Correction as commissioner. Richards, who reportedly served jail time in the late 1980s for robbery, previously worked as president of the nonprofit Fortune Society that provides housing and other services for ex-cons. He’s also the DOC’s former deputy commissioner of programs and operations. Mamdani announced Richards’ appointment less than a week after...