With President Obama expected to make remarks on Egypt Friday afternoon, Vice President Joe Biden called Hosni Mubarak's resignation "a pivotal moment in history." In 2008, Biden brought foreign-policy experience to Obama's ticket as chairman and a longtime member of the Senate Foreign Relations committee. Had he not been named as the VP, many expected him to serve as secretary of State after an Obama victory.

ABC's Jake Tapper has his remarks, from the University of Louisville:

"You may remember that all this began when a fruit vendor in Tunisia," -- protesting that nation's "corrupt government and  stagnant economy -- literally set himself on fire," the vice president said, "and in doing so ignited the passions of millions and millions of people throughout that region. Word spread across national boundaries and movements emerged, led by people no older than some of the students in this room, using some of the same social media tools that the students in this room, many of you, use."

Read the full story at ABC.