For Republicans, the long road to the 2016 presidential election begins in earnest on Saturday in Iowa when a group of potential candidates compete for support among conservatives in the state that will hold the country's first nominating contest.
Most Republicans running in tight U.S. Senate races in November's midterm elections can rely on campaign endorsements from a few national figures. But most Republicans are not Joni Ernst.
Louisiana Governor Bobby Jindal, a Republican considering a 2016 U.S. presidential run, accused the Obama administration on Tuesday of being "science deniers" when it comes to energy, a critique often aimed at his own party.
