Detailed text transcripts for TV channel - CNN - 20150215:18:31:00
Spot thanks to falling oil prices. still, we must face a sobering fact. at the end of the cold war, it seemed like freedom was an unstoppable wave. but every wave has an undertow. perhaps that's what we're witnessing these days. up next bill and melinda gates on the future of technology, health, and the american education system when we come back. .