The last time Rick Santorum was in Iowa, political reporters suspected that an endorsement in the Republican U.S. Senate contests was eminent. Santorum endorsed his longtime friend Secretary of State Matt Schultz, who is running for congress in Iowa’s third Congressional District on his trip to Iowa in back in March, but he refused to endorse U.S. Senate candidate Sam Clovis at the time. Clovis was an early and influential supporter of Santorum in the 2012 presidential race. This morning Santorum got of the sidelines and officially backed Clovis in Iowa’s U.S. Senate race, but in doing so called out...