Jack McCoy Says 'It's Been a Hell of a Ride' as Sam Waterston Bids Farewell in His Final Law & Order Episode (Alex Ross/People)

Alex Ross / People:
Jack McCoy Says 'It's Been a Hell of a Ride' as Sam Waterston Bids Farewell in His Final Law & Order Episode  —  Waterston wrapped his run on the NBC series Thursday night after 19 seasons, paving the way for Tony Goldwyn to take over in the coming weeks as a new District Attorney