In the last drive of the game, the football was clearly over the goal line making it a touchdown. Losing the ball after it passed the goal line it's a dead ball and play is over. That's why many touchdown celebrations involve slamming the ball down on the field.
The title of this episode, How the other half lives, is in reference to the 1890 book of the same name. The book used newly Developed photographic technology to display the horrific living conditions in the Tenements of New York