Rick Klein says Saturday’s Iowa Freedom Summit “quickly and frequently got sidetracked. There were familiar diversions, even more familiar intra-party battles, brief heckling episodes, and a few famous faces who are only tangentially involved with national politics these days.” “The result was that at a showcase moment for an energized Republican Party, with a deep bench of talented presidential aspirants, the fault lines of policy and personality that have defined the GOP during the Obama era made themselves known yet again.