Mitch McConnell, who has served in the Senate for more than 40 years, is set to retire in January 2027. Terry Carmack has worked for Mitch McConnell since 2010. Sen. Mitch McConnell’s last few years in office have been dogged by a series of health issues. “Kentuckians are just asking Senator McConnell to be honest.” The Daily Beast has contacted Mitch McConnell’s office for comment.