U.S. Sen. Mitch McConnell and Democrat Amy McGrath faced off in a debate Monday night.
In Kentucky's Senate Democratic primary, Ret. Marine Lt. Col.
Retired Marine fighter pilot Amy McGrath has beaten state Rep. Charles Booker, The Associated Press projects.
Charles Booker, a 35-year-old progressive, is surging ahead of Amy McGrath in the race to defeat Mitch McConnell.
"The best way to put him in his place is by winning the Senate," said Sen.