4,5 and 6 trains are being held in stations in both directions because of an unauthorized person on the tracks at 14 St-Union Square.
— NYCT Subway (@NYCTSubway) April 21, 2018
4, 5 and 6 train service has resumed. You may experience delays in both directions as congestion clears. https://t.co/vevyrzhlPr
— NYCT Subway (@NYCTSubway) April 21, 2018