Weekend News 16 May

• Themis Trading's take on May 6 "Black Swan". (Zerohedge)
• Themis Trading White Paper following May 6 flush. (Zerohedge)
• Chicago Mercantile examination of May 6 trading activity in SP futures vs. cash mkts. (FT Alpha)
• Low US Treasury Yields. An explanation. (FT Alpha)
• Morgan Stanley CDO voodoo. (Bloomberg)
• Natural Gas: The Bearish Case (Seeking Alpha)
• Natural Gas: The Bullish Case (Seeking Alpha)