Related Clues:

• Late-night host
• Host
• He follows the news
• Figure at a roast
• Late-night name
• Carson successor
• TV host who does 'Headlines'
• Letterman rival
• See 19-Across
• Run the show
• Big name in comedy
• Ambient music pioneer
• Person with a mike
• Jay who has Monday night 'Headlines'
• Carson's successor