USA TODAY/Gallup Poll: Romney 24%, Perry 17%, Paul 14%

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In the GOP contest to challenge Obama, former Massachusetts governor Mitt Romney continues to lead the field, at 24%, but a potential candidate who hasn’t entered the race yet is in second place.

Texas Gov. Rick Perry, who is exploring a presidential campaign, ranks behind Romney at 17%. Texas Rep. Ron Paul is third at 14%, followed by Minnesota Rep. Michele Bachmann at 13%.

No other contender breaks into double digits.