Legislative Auditor Judy Randall talks about Southwest rail line, new Congressman Brad Finstad, Osterholm on boosters, interest grows in Kernza, Mark DePaolis state fair essay, Shakopee Mdewakanton Sioux Community at the state fair, two photographers share photos and memories of Gorbachev’s 1990 Minnesota visit, remembering Gilbert de la O, political analyst duo of Mrotz and McDaniel