Haley Barbour out, GOP ponders as 2012 field takes shape
Haley Barbour: Several allies said Barbour, known as one of the smartest political operatives in the GOP, ultimately decided he didn’t have what it takes to win.

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Republican Ron Paul to explore presidential run
Representative Ron Paul, who ran for president in 2008, said on Monday he will form an exploratory committee to consider pursuing the 2012 Republican presidential nomination.

Read more on Reuters via Yahoo! News

Barbour joins long list of top GOPers taking a pass on 2012
So far, the prominent Republicans who have said no — Pence, Thune, Christie, Jeb Bush and now Barbour — outnumber the top-tier Republicans who have said yes.

Read more on MSNBC