New York nuclear plant entered emergency plan because it couldn’t extinguish fire

An unplanned, automatic reactor scram occurred at 0355 EST due to a Main Turbine trip signal [...] On-site fire brigade and offsite fire assistance have successfully extinguished the T-1A transformer fire. There is still an active fire in the T-1A bus ductwork [...] At 0545 EST the plant entered the emergency plan at the NUE [Notification of Unusual Event] level due to inability to successfully extinguish the fire.”
[link to enenews.com]