The North Carolina Senator faces a tough re-election campaign next year.
Read more...Portman’s conversion allows members of both parties to consider other perspectives.
Read more...Ohio is a must-win state for Romney.
Read more...Condoleezza Rice gave a rousing speech.
Read more...Both Sen. Rob Portman (R-Oh) and Sen. Marco Rubio (R-Fla) are on the shortlist to be considered as Romney's running mate.
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