NEW : Rick Perry says ` ` we might as well stay '' with Obama if Romney will be similar . NEW : A ` ` disappointed '' Perry says any Republican would be better than Obama . Sen. Jim Webb , an influential Republican , suggests other candidates bow out . `` If we are going to be a little different , we might as well stay with what we have instead of taking a risk in what may be the Etch A Sketch candidate , '' Santorum said . The Louisiana primary election is the next contest in the Republican presidential race .
NEW : Rick Perry says ` ` we might as well stay '' with Obama if Romney will be similar . NEW : A ` ` disappointed '' Perry says any Republican would be better than Obama . Sen. Jim Webb , an influential Republican , suggests other candidates bow out . The Louisiana primary election is the next contest in the Republican presidential race .