Liquid nitrogen is poured into a pit where Con Edison works on power feeder lines in Mount Vernon, NY.
Credit Craig LeMoult
Regular train service resumed on Monday between Connecticut and New York City, almost two weeks after a power failure caused Metro North's New Haven Line to operate at nearly half its capacity.
Some are asking how the system was so vulnerable that a failure on a single power feeder line could cause such a problem. WSHU’s Craig LeMoult took a look at a gamble that was taken by the MTA, and what went wrong.