Lance Armstrong is only the latest public figure forced to make public and sometimes painful confessions.
After years of denial, seven-time Tour de France champion Lance Armstrong confessed to doping this week in an interview with Oprah Winfrey. But he's only the latest in a long line of athletes, celebrities and powerful politicians forced to make public and sometimes painful confessions.
July 23 is National Hot Dog Day! Learn more about the tasty food, from where it originated from to what it's made of.