U.S. biggest threat to world peace

Tonight’s “Big Picture Rumble” discusses the expansion of Medicaid under Obamacare, how raising the minimum wage would lift millions out of poverty and a new global survey revealing that the world views the U.S. as the most significant threat to world peace. In tonight's “Conversations with Great Minds" Thom discusses obesity and urban farming with the National League of Cities’Tracy Wiedt and Bellisimo’s Gino Campana and Kristin Kirkpatrick.