David , glad you got 9A.
11A the abbreviation is 'RIT' for slowing down as a musical term
24D I have 'SITE'
28A 'AP' is associated press followed by a word for socialist(minus F) round 'N'.
23D A prefix for 'together, with' followed by 'bol'
I am struggling with following clues
2D, 12A and 23A . Help appreciated.