As seven-term Sen. Mitch McConnell stood on the floor of the U.S. Senate on Thursday to announce he would not run for ...

Kentucky House Minority Floor Leader Pamela Stevenson announces her candidacy for Mitch McConnell's Senate seat.

Ky., center, is helped by, from left, Sen. John Barrasso, R-Wyo., Sen. John Thune, R-S.D., and Sen. Joni Ernst, R-Iowa, after the 81-year-old GOP leader froze at the microphones as he arrived ...