The “doomsday scenario” for the future of Chicago’s transit system is coming into sharp focus: a $770 million budget deficit threatens thousands of jobs, sweeping service cuts and a crater in the local economy if a financial fix isn’t found …

The “doomsday scenario” for the future of Chicago’s transit system is coming into sharp focus: a $770 million budget deficit threatens thousands of jobs, sweeping service cuts and a crater in the local economy if a financial fix isn’t found …