Con Ed and about 9,000 workers are locked in a contract battle that may threaten the city's power come Sunday. According to Utility Workers Union of America Local 1-2, the utility and workers are "miles and miles apart." Union spokesman Joe Flaherty explained the union wants better wages and medical cost coverage, benefits for workers retired on worker's comp, and advancement in job titles. But Flaherty blasted Con Ed, "It's basically the Nancy Reagan school......