Greek Debt Crisis, U.S. Downgrade Warning, Strategy

July 21 (Bloomberg) -- Robert Sinche, global head of currency strategy at RBS Securities, and Michael Pond, co-head of interest-rate strategy at Barclays Capital, talk about Greece's sovereign-debt crisis, political negotiations on the U.S. debt ceiling and deficit-reduction, and investment strategy. The speak with Tom Keene on Bloomberg Television's "Surveillance Midday." (Source: Bloomberg)