While F1 begins its month-long hiatus, there is still plenty of action this weekend with NASCAR, IMSA, ARCA and IndyCar. Our Jay Wells breaks it all down for you. This week’s Racing TV Schedule takes you all over the Midwest to cover all the high-speed activities. NASCAR visits the Irish Hills of Michigan along with the Xfinity Series for their annual visit to two-mile Michigan International Speedway in Brooklyn. The FireKeepers Casino 400 takes the Green Flag on Sunday at 3:00 p.m. EDT. IndyCars are rolling into Music City-Nashville covering the Cumberland River for the Big Machine Music City Grand…