This would not surprise me at all. Lieberman is riding shotgun for McCain's taxpayer paid campaign junket to the Middle East, and he's been saving the Republican's favored candidate left and right from making blunders on foreign soil (so much for McCain's foreign policy expertise).
http://firstread.msnbc.msn.com/archi...20/787720.aspx
Could be a team that reaches across the aisle at attracts some of the old school Democrats.