Iran protests: 600+ people reportedly killed

We're getting a better look at what's happening inside Iran, after the country spent days in the dark amid recent protests against the regime. According to some reports, more than 600 demonstrators are reportedly dead, but opposition leaders say the real toll is in the thousands. There's said to be heavy security in the country's capital, Tehran, with one witness saying the protest sites resembled a "battlefield," with police using live ammunition against protesters. Reporter Rebekah Castor has more.