Sharks (Under) Attack: Efforts For Conservation Amid Dwindling Populations

For the last 31 years, sharks are subject to a week of media frenzy for one week in July. But, throughout the year, they face a number of dangers that put their populations at risk. Discovery Channel's Shark Week started Sunday and, this year, the focus is on conservation. On Second Thought dives in to explore shark facts, myths and more, from the Georgia coast to the islands of Palau.