With Graham dead, McConnell still in the hospital, and midterms approaching, it looks like the Republicans' supermajority in Congress could shift.

Lindsey Graham's death and Mitch McConnell's hospitalization raise concerns for the GOP. McConnell's resignation before term end at 56% YES.

The sudden death of influential Republican Sen. Lindsey Graham will have implications for legislative business in the Senate and the November election. Here’s what we know about…