He will only sway fake Christians like himself, in love with everything gay, the 73 genders, infanticide, etc.
He has about zero percent of the black vote, and Im sure he has nearly zero percent of support from serious Bible-believing Christians.
You summed up his biggest problem in two words—”black vote”. Black voters have no patience for gay politicians, particularly church-going blacks. Without them, any Dem candidate can’t win. And they can stay home with the best of them.