This week's Midday podcast covers Rep. Janel Brandtjen's recently announced bid to replace Sen. Alberta Darling, R-River Hills, representing many of Milwaukee's northern suburbs. There aren't any Dems in the race, but GOP Rep. Dan Knodl, R-Germantown, Theinsville Village President Van Mobley and Concordia University senior Robert Albrightson of Brown Deer are also running for the spot.