effective at tarring the other side with their negative message. while this is a big year for wisconsin republicans, with paul ryan on the ticket, and reince priebus, the rnh chair, experts note the recall against governor scott walker further polarized the state. in a purple state it should be close on election day. bret: thanks. more senate races coming up when we come back. unexpected guest during a focus group. atmix of energies.ve the world needs a broader that s why we re supplying natural gas to generate cleaner electricity. that has around 50% fewer co2 emissions than coal. and it s also why, with our partner in brazil, shell is producing ethanol - a biofuel made from renewable sugarcane. a minute, mom! let s broaden the world s energy mix. let s go.