Bill Frist Backs Fred Thompson 2008 Bid: "Former Senate Majority Leader Bill Frist added his voice to those urging Fred Thompson to run for president.

Frist, a Tennessee Republican who abandoned his own presidential ambitions in November, wrote on his blog Monday that Thompson is 'a genuine leader.'

'Fred understands real people and they understand him,' Frist said. 'He understands the legislative process and has a strong bipartisan appeal, though he is a real conservative.' " Read on.