2012 Election: Twelve GOP Candidates Who Might Challenge Obama The Pros and Cons of a Dozen Republicans Who Might Run for President in the Next Election By TEDDY DAVIS Jan. 25, 2010 The 2012 presidential election is years away, but there is already a growing crop of Republicans who are toying with the idea of seeking the GOP's presidential nomination. (AP Photo/Reuters)The first test will come April 8-11 when the Southern Republican Leadership Conference will hold a widely attended cattle call in New Orleans, which several potential GOP presidential candidates are expected to attend. ABC News spoke with strategists, Republican...