52a Dog oddly in choir again (5) ??R?I (Is it corgi)?
53a Ready to signal important movement in court (3,%) S?T ?O?N?
54a TV journey between the posts (4,2,4) ?O?E ?? ?O??
51d Nothing in honours list title, blow it! (4) O???
52d Chlorine removed grey from the cloth (6) ????G? (Is it charge)?
56d Connected nothing up to end of truck (4) L?N? (Is it link)?