EXCLUSIVE: Former Kentucky Attorney General Daniel Cameron — once a protégé of Sen. Mitch McConnell — is now running to replace him, casting himself as an unapologetic “America First” conservative unafraid to disagree with his old boss. During his early career, Cameron served as legal counsel for McConnell, who is retiring next year after four decades in the U.S. Senate. His vacancy has triggered a competitive Republican primary...

Senate Republicans are worried about the precedent that Senate Democrats have set for future funding fights as the shutdown continues into its 20th day. Senate Minority Leader Chuck Schumer, D-N.Y., and the Democratic caucus have dug in deep on their demand for an extension to expiring Obamacare subsidies and have worked to spin the narrative from a battle to fund the government to a fistfight for healthcare. But...