Steven Blitz, a senior economist at ITG Investment Research, and Joseph McAlinden, chief investment officer at Catalpa Capital LLC, talk about negotiations between lawmakers over raising the U.S. debt ceiling.   Moody’s Investors Service put the U.S. under review for a credit rating downgrade as talks to raise the government’s $14.3 trillion debt limit stall. Blitz and McAlinden also discuss the outlook for Federal Reserve monetary policy. They speak with Pimm Fox on Bloomberg Television’s "Taking Stock."