Multiple subway lines faced extensive delays throughout the morning and into the afternoon Tuesday, after a power outage wreaked havoc during the morning commute, authorities say. MTA officials said that some type of power issue impacting signals,

A mystery mishap knocked out power to the subway signal system just in time for rush hour on Tuesday morning — causing chaos for thousands of Big Apple commuters.

A subway power outage halted service on several lines Tuesday morning in New York City. The MTA said the subway signal system lost power at around 9 a.m. at the West 4th Street-Washington Square station in Lower Manhattan. The A, B, C, D, E, F and M lines were all impacted. Some trains were not running and others were bypassing Manhattan stops.