He actually explained why he lost pretty well. He also had a strong message for the GOPe, told them it is Trump’s party and they better get on board, or go down with the ship.
What’s to explain? Whether deliberately or by stupidity, Sessions was a Trojan horse who greatly harmed the President who trusted him, and greatly harmed the nation. What Sessions did might be forgiven by some, but it’s obvious most Republican voters won’t forgive him.