By Thomas McKinless

Majority Leader Mitch McConnell gave a heartfelt tribute to his longtime deputy chief of staff Don Stewart, known on the Hill simply as Stew. Stewart is leaving McConnell’s office this week for a new role at Association of Global Automakers. “There’s Cher, there was Prince, there’s Madonna, and there is Stew,” McConnell said Thursday. “Everybody knows Stew.”