The search for Flight 370 resumes as families demand more answers

A rough stretch of weather in the southern Indian Ocean cleared. Now planes are taking off and resuming their search for Flight 370. Time is running out to find the plane's black boxes using their locator pings. Some high-tech help just arrived for the crews working to zero in on them. Meanwhile, some Flight 370 families marched through the streets of Beijing voicing their frustration. Anderson discussed the new developments with Kyung Lah in Bullsbrook, Australia and David McKenzie in Beijing.