Unknown, my eye.

Quinnipiac Poll.

Former Tennessee Sen. Fred Thompson, undeclared and still largely unknown in the 2008 presidential race, has moved into second place among Florida Republicans, passing Arizona Sen. John McCain, and trailing New York Sen. Hillary Clinton, the Democratic leader, by 3 percentage points, according to a Quinnipiac University poll released today.

http://www.quinnipiac.edu/x1297.xml?ReleaseID=1074