US's Snow puzzled by criticism of Greenspan

US Treasury Secretary John Snow said on Monday 7 March that he was puzzled by harsh words used to describe Federal Reserve Chairman Alan Greenspan over his support for the Bush administration's proposals to overhaul Social Security.

"I think he's one of the most widely and deeply respected public servants of our time and I'm surprised by such criticism," Snow said on CNBC television's "Kudlow & Company."

The leader of Senate Democrats, Nevadan Harry Reid, said last week that Greenspan was "one