Watch videos about Amanda Knox.

Watch videos about the Menendez Brothers, Lyle and Erik.

Watch videos about Kim Jong-un.

Watch videos about Gianni Versace and his tragic murder.

Watch videos about Hugh Hefner and how he turned 'Playboy' magazine into a worldwide empire that played a role in the sexual revolution of the 1960s.

Watch videos about brothers Wilbur and Orville Wright, inventors of the first successful airplane.

Watch short videos about Founding Fathers of the U.S. including  George Washington, Alexander Hamilton, Thomas Jefferson, Benjamin Franklin, John Adams, Samuel Adams, Paul Revere and John Hancock.

Watch videos about the lives of rappers Tupac, Jay Z and Eminem, and how their hardships, raw talent and hard work shaped them to become the greatest.