Scott Walker is right: Jeb Bush is still the frontrunner despite Walker’s increasing strength in national and early state polls.
Check the gang out:

Bush’s expected financial advantages and name identification are enough to keep him in the top slot, but as he prepares to make his official announcement his grasp is getting more tenuous. The big weekend in Iowa reinforced the trend: Bush in his family clique and Walker the leader of the rest of the pack. And despite some dim polling news, Marco Rubio is still pretty clearly ahead of the rest of the pack in terms of his ability to make a broad appeal across party divisions