Photos: Republican presidential debate in North Charleston
The field in the first Republican debate.
(Scott Olson / Getty Images)Carly Fiorina speaks in the debate.
(Timothy A. Clary / AFP-Getty Images)Mike Huckabee participates in the debate.
(Scott Olson / Getty Images)Rick Santorum makes a point in the debate.
(Scott Olson / Getty Images)Mike Huckabee, Carly Fiorina and Rick Santorum before their debate.
(Timothy A. Clary / AFP-Getty Images)