Subway train cars detach in the Bronx, causing service disruptions on 4 and 5 lines

According to the MTA, there was a decoupling between the third and fourth car of a No. 4 train, meaning the cars separated.
Gothamist

Subway train comes apart in Bronx tunnel, no injuries reported. MTA calls incident 'unusual.'

A subway train came apart in transit Sunday in the Bronx, suspending some service on the 4 and 5 lines but resulting in no injuries, MTA officials said.

Passengers Evacuated From Subway Train After 2 Cars Detach

Two train cars uncoupled on a No. 4 train heading into Manhattan from the Bronx on Sunday. No injuries were reported.
Hoodline

No Injuries After Subway Train Decouples in Bronx, Causing Major Delays on 4 Line

A subway train in the Bronx experienced a mechanical failure when two cars decoupled, causing delays but no injuries. Service ...

NYC subway hits metal object, sparking electrical fire on East Side

A southbound 6 subway train struck a piece of metal, causing a fire Monday morning. It happened around 9:39 a.m. near the ...
Newsday

Service disrupted after 2 No. 4 subway cars decouple in Bronx

A decoupling of two train cars forced the suspension of service on a subway line running between Manhattan and the Bronx on Sunday evening, the Metropolitan Transportation Authority said. Passengers ...