Civics 101

The vice president is said to be just a heartbeat away from Commander-in-Chief. But what does the VEEP actually do? How significant a role does the vice president play in the White House... and with the president? And what kind of effect can a running mate have on a presidential election? To find out, we talked to one of the foremost experts on the Vice Presidency, St. Louis University law professor Joel Goldstein.