If the Republican Party’s conservative wing had the power to choose presidential nominees, former Massachusetts Gov. Mitt Romney would be the hands-down choice. For the third straight year, activists attending the Conservative Political Action Conference chose Romney, a candidate in the 2008 primaries, as their future presidential favorite in a straw poll. He won 20 percent of the straw poll vote. A relative newcomer who has been much in the news came in second: Louisiana Gov. Bobby Jindal was favored by 14 percent of the conservatives at the annual Washington gathering. Third place was a tie between Alaska Gov. Sarah...