MTA emergency track work causes B train suspension and snarls subways in Upper Manhattan and the Bronx

The MTA suspended B train service in Upper Manhattan and the Bronx on Monday, while having downtown C trains continue to skip a slew of local stops, as construction crews work to make emergency track repairs on the Upper West Side.The transit agency said on its website late Monday morning that it expects there will be no B train service in Upper Manhattan or the Bronx through "at least today."Instead, the B, which normally terminates at the Bronx's Bedford Park Blvd stop, is switching to the M l