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02:09 — Grammy winner Jason Isbell has written plenty of songs with dark themes, but until now, he had never written the saddest song ever.
04:00 — Grammy winner Jason Isbell performs a song off of his album "Something More Than Free."
03:14 — Before The Late Show With Stephen Colbert premiered on September 8, 2015, there were two weeks of test shows to practice.
00:59 — Jason Isbell thanks everyone back in Muscle Shoals, Alabama and takes home the win for Best American Roots Song.