On this August day, extreme heat and Republicans have invaded Milwaukee. It’s 96 degrees at noon, and feels 10 degrees warmer as the sun bakes the asphalt on Dr. Martin Luther King Jr. Drive. Downtown, TV people are sweating through their suits doing live sho…

The reason that North Side Milwaukee looks like it looks, with abandoned buildings and a lot of vacant commercial space A.O. Smith started doing what everybody else did. They started making those aut…