David Muir, Diane Sawyer, Charlie Gibson honor 'World News Tonight' stage manager
David Muir gives a behind the scenes look at the person who takes the evening news show on and off the air every night - stage manager Michele Mayer. Subscribe to ABC News on YouTube: https://abcnews.visitlink.me/59aJ1G ABC News is your daily source of breaking national and world news, exclusive interviews and 24/7 live streaming coverage ...
