Authorities said Mr. Sen was trying to stay warm in an enclosed area of the elevated station and didn't notice his attacker before he fell on the tracks.

WSJ: Subway-Push Suspect's Past

Police are searching for a woman seen running from an elevated station for the No. 7 train in Queens on Thursday evening, Deputy Commissioner Paul Browne said in a statement.

CNN: SHARE THIS

Five new platforms, an elevated railway, a new station entrance and a new train depot are among the improvements laid out by Network Rail.

BBC: Station area's ?4.3m cash boost

Across the street was an electrical switching station and, beyond that, an elevated segment of superhighway, still under construction, ending abruptly in the air.

NEWYORKER: Master of Play