Russia's actions 'not necessarily a surprise' to U.S., says Retired General - John Allen.
General John Allen (retired), President Obama's point man on the anti-ISIS coalition, says Russia's strikes in Syria are a reaction to Assad being in trouble.
U.S.: Refugee crisis stems from Syria 'conflict itself'
As Europe struggles with how to respond to an influx of refugees, Christiane Amanpour speaks with America's U.N. Ambassador, Samantha Power.