Charlie Gibson delivered a heartfelt goodbye on Friday saying, "It's hard to walk away from what I honestly think is the best job in the world but my parents taught me you should understay—not overstay—your welcome."

[via YouTube]

Diane Sawyer begins her run as World News Tonight's nightly news anchor this evening. How will she fare compared to Katie Couric? Do you think the older generation of people who "want their news from a man" will push NBC's Brian Williams further ahead than ever before? Do those people even still exist?! I guess we'll have to wait to see what the ratings say.