CRYPTIC CROSSWORD

Across 1. Broadcast service in court? It transports people (8) 5. Stop talking, it’s an obsession (4-2) 9. At first Albert jigged round Victoria and moved forward (8) 10. Acquire oxygen reserves once in container (6) 12. Girl lazily neglects first and last letters (4) 13. Agree to retain gold trade mark in the mix (10) 15. One among artists, their appeal possibly inspiring Queen (3-10) 19. Student in university arranged duet to be played (13) 23. Acrobatic movement in summer season, I hear (10) 25. Cliff, lovelorn Irish writer (4) 28. Visitor at table nibbled tasty morsel (6) 29. Politician in riotous outing shows common sense (8) 30. Old bishop runs into pig, causing grief (6) 31. Viable bees fail when mis-treated (8) Down 1. Moral story doesn’t begin describing farmland (6) 2. Opponent, initially visible in hideout, turned up (5) 3. Lease torn up (4) 4. Fragrant plant releases one aroma finally (7) 6. Superior boat wrecked around Beachy Head (5) 7. Grand Canyon hosts exercises in way to spread news (9) 8. Long peg about right for timber supplier (4,4) 11. Leave small hotel? That’s surprising (4) 14. Woman’s impressing one judge (4) 15. Saint tours vault, measuring his progress with this? (9) 16. Occasionally spheral vegetable (3) 17. Ireland shows flair (4) 18. Break is limiting one joint complaint (8) 20. Clear out lots of paper (4) 21. Light up river to get rid of parasites (7) 22. British unit wins unknown medal (6) 24. It may charge money (5) 26. Start to clutch branch to move higher (5) 27. Open University’s received piano composition (4)