Montgomery County Fire and Rescue units responded to an accident in which a freight train struck a pedestrian in Rockville, Md.
The man, who was found under a stopped CSX train at about 2 p.m. Wednesday, was pronounced dead.
Police said that the man committed suicide by standing in the railroad crossing at Randolph Road at Nebel Street in Rockville.
A medic was called for a person having chest pains in the lead engine of the train.
Randolph Road is closed at Nebel Street, and traffic is being diverted. The MARC Brunswick Line is currently closed due to police activity south of Rockville. It is estimated to re-open at 6:00 p.m.
Maryland Transit Authority is arranging for buses to take passengers from Rockville Station to points west, with buses estimated to arrive at 5:00 p.m.
Washington Metropolitan Area Transity Authority will honor MARC tickets on the Red Line train, and passengers for Silver Spring, Kensington, Garret Park, Rockville, Metropolitan Grove, Germantown, Washington Grove and Gaithersburg are encouraged to opt for Ride-On Transit.