WATCH: A New Jersey Transit Police Department officer pulls a despondent man from the tracks—just seconds before the train comes barreling through. | Good Morning America

15K views · 135 reactions | Dramatic video released by New Jersey Transit Police shows officers jumping into action and performing life-saving CPR on a choking 3-year-old child. After hearing cries for help coming from a bus stopped at Trenton Station earlier this month, the quick-thinking officers observed the unresponsive child turn blue due to lack of oxygen and stepped in to help, according to NJ Transit Police. https://abcnews.visitlink.me/BcZVwH | ABC News | Facebook