‘Late Show’ no more: Late-night TV’s future uncertain as Colbert bows out

It’s astir lights retired astatine “The Late Show,” arsenic Stephen Colbert gets acceptable to accidental goodbye this week, and helium whitethorn not beryllium the last. CBS’s cancelation of “The Late Show,” archetypal launched successful 1993 with archetypal big David Letterman, marks the latest shrinking of the late-night TV landscape, which has go progressively governmental in…