Columbia Threadneedle Global Rates Strategist Ed Al-Hussainy says we're still not at a level where the Fed will intervene with markets, but 'we're quite close.' Richard Bernstein Advisors Deputy CIO Michael Contopoulos agrees with Sonali Baska that the biggest worry in regard to further selloff in treasuries is a foreign buyer strike and leverage in the system, but he says the another worry would be long term inflation expectations skyrocketing. (Source: Bloomberg)