‘The Late Show’’s final broadcast marked not just the end of an era for Stephen Colbert and late night television, but a shift in the broader media landscape. “When the powerful are afraid of those who challenge their power, to me, the message is: How did you get your power?” says ‘The Daily Show’ Co-creator Lizz Winstead. When people in power get to the point of “I must destroy my detractors,” says Winstead, “That's really the thing that I think is so scary.” MS NOW: My Source for News,