MANHATTAN — Signal problems at Herald Square snarled the Thurday morning commute for subway riders in Manhattan and Queens, shutting down service on one line and rerouting others.
There is no M train service between Essex St-Delancey St and Forest Hills-71 Ave, the MTA said shortly after 8 a.m.
These service changes are also in effect:
Northbound trains are stopping along the line from W 4 St-Washington Sq to Jackson Hts-Roosevelt Av.
Northbound and trains are stopping along...