A man who spent more than two decades in prison after he was wrongfully convicted of a fatal arson as a teenager can pursue his lawsuit against the Chicago law enforcement officials who allegedly coerced his confession and fabricated evidence, a federal judge ruled.Plaintiff Adam Gray’s lawsuit against former Chicago police officers or their estates, the city and Cook County, a former fire marshal and former assistant state’s attorney, alleges Gray’s Fourth, Fifth and 14th Amendment rights were violated …