Hardball Big Number: Eighthttp://hardblogger.msnbc.msn.com/archive/2008/01/09/566006.aspxOn Wednesday's "Hardball," Chris Matthews explained why eight was the Hardball Big Number of the day."Iowa is behind us, New Hampshire is behind us. And the bottom line is that this presidential race is wide open. Anything can happen; so manyen-USCommunityServer 2.0 (Build: 60608.1)