A Look Back: Medical Marijuana and Driving; Wanna Live Forever? PREMIUM

PG-13 20112011-01-01T00:00:00 2011-01-01T00:00:00 2016-01-12T00:00:00 50 minsPT0H50M PREMIUM

Synopsis Hundreds of thousands are now getting high on medicinal marijuana legally, and they are on the roads. We put some users' driving skills to the test. Next, Aubrey de Grey looks like Methuselah and says there is a way to make people live as long as the Biblical character. He's at the cutting edge of a scientific movement that seeks to stop or radically slow aging, and says that we are closer than you think to living for centuries.