NEW YORK (CBSNewYork) — Metro-North is testing new safety measures — installing cameras to monitor key areas, and deter crime.

The move came in response to federal recommendations following the 2013 Spuyten Duyvil derailment.

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Four people were killed and 70 others injured when the engineer fell asleep at the controls.

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Metro-North officials said the cameras will monitor the engineer’s control area, track, and passenger areas.

They’re being tested on some Harlem and Hudson line trains.

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