Marco Rubio special guest at Iowa Republicans picnic
Sen. Marco Rubio will be the special guest at a summer picnic held by a prominent GOP donor this weekend in Hardin County. Iowa Board of Regents President Bruce Rastetter says Rubio, who is weighing a 2016 bid for president, will top the list of out-of-state political visitors to his annual party, which is also expected to include Texas Sen. Ted Cruz, another prospective presidential candidate. Rastetter, an agribusiness company founder, has become one of Iowa’s leading Republican donors. He…