The MTA has yet to release how many casualties oc cured or how many wheels derailed.
The train that derailed is a Manhattan-bound F Train that was running on the express track. The derailment occurred near Broadway and 65th Street.
FDNY is on the scene and heavy smoke conditions have been reported.
It is expected that there will be delays on the E, R, F, and M lines, due to the derailment.