They are backing him to try and damage Trump:
“...they hope and expect — damage Trump. That’s his only mission and purpose.” - Mark Levin back in April
he’s the would-be GOP kamikaze candidate the media, Democrats, RINOs, and Never-Trumpers are supporting to — they hope and expect — damage Trump. That’s his only mission and purpose.— Mark R. Levin (@marklevinshow) April 23, 2023
Yeah that’s what I figured.