The Trump campaign said Wednesday that Rick Wiley — who has more than two decades of experience in state and national politics and most recently served as campaign manager for Wisconsin Gov. Scott Walker’s presidential bid — is joining the operation as national political director. “Rick is a seasoned political expert with a very successful career in winning elections,” Trump said in a news release. “He brings decades of experience, and his deep ties to political leaders and activists across the country will be a tremendous asset as we enter the final phase of securing the nomination.” Wiley said in...