Federal Reserve governor and chair candidate Christopher Waller joined "Kudlow" to shut down Chairman Jerome Powell’s claim the agency is driving through "fog." Powell said Wednesday the lack of key economic data caused by the government shutdown has given the Federal Reserve an unclear view of the economy."This fog story has just got to stop," Waller told FOX Business host Larry Kudlow. "The fog might tell you to slow down. It doesn't tell you to pull over to the side of the road. You still have to go. You ...