Daniel Yergin, IHS Markit Vice Chairman, says the behavior of markets will act as a sanction against Russian energy. Jane Foley, Rabobank Head of FX Strategy, expects a lot of downside pressure to remain on the ruble. Russ Koesterich, BlackRock Global Allocation Fund Portfolio Manager, says we're living in a world with two-sided risk, but there is still underlying strength in the economy. Daniel Tannebaum, Oliver Wyman Head of Americas Anti-Financial Crime, says Russia may fall out of the G-20.