ON THIS CINCO DE MAYO EDITION ITS A LOOK AT THE DECLINING YEARS OF THE IND WHERE THINGS TAKE A TURN FOR THE WORST, BUT REBOUND VERY QUICKLY IN THE 1980s: https://en.wikipedia.org/wiki/History_of_the_New_York_City_Subway PICTRUES BY THE WIKI PEDIA: https://commons.wikimedia.org/wiki/File:IND_timeline.png#/media/File:IND_timeline.png https://commons.wikimedia.org/wiki/File:Mappa_Independent_Subway_System.png#/media/File:Mappa_Independent_Subway_System.png