NASA's Scientist says not to fear 2012

NASA's David Morrison, expert on Earth impact hazards and currently Interim Director of the NASA Lunar Science Institute, speaks on what are the risk to Earth in 2012. He addresses misconceptions related to the year 2012, Earth crossing objects, planetary alignment, and related myths like Nibiru. More information on Dr. Morrison can be found at lunarscience.arc.nasa.gov/bios/david-mor rison.