PRISM, How Much Big Data Is the NSA Collecting and from Whom?

On his way to meeting China's new leader today, President Obama stopped in San Jose to celebrate California's implementation of the Affordable Care Act. He ended up making a lengthy defense of the massive gathering of telephone records and Internet data, secret programs revealed in the past two days. The President said government access to Google, Facebook and other Internet records does not apply to "US citizens or people in the US." He insisted it's all approved and monitored by Congress and federal judges, but he conceded that privacy has been sacrificed for national security. We hear more about what's been revealed and how it might impact the so-called "shirt-sleeve" summit in the desert of Southern California.