Cryptic crossword

ACROSS

1. Ancestors of the serf are greatly decomposed (11)

9. Marshal worked wearing tailored gear (7)

10. A codger rigged lines of rigging (7)

11 & 19. Nervous wreck’s set-back treated as routine ultimately (6,4)

12. Contestants get fish scattered on the banks of river (8)

14. Saw, for example, prize withdrawn (4)

15. Ecstasy and stuff kept inside old hat is described (10)

18. Mobile homes affected and disturbed ravens (10)

19. See 11

22. Quiet relative reformed dove once owned by someone else (3-5)

24. Shortened cricket match supported by rival connoisseur (6)

26. One who’s pragmatic about a tip (7)

27. Hut found in geographical region almost is screened from view (4,3)

28. Indolent people had food gathered by ration users (5-6)

DOWN

1. Breather hooked up to oxygen in strong blaze (9)

2. Went on way, bagging gambling money (6)

3 & 6. South African region replanted trees in lot (4,5)

4. Nervous reaction harnessed by twisted group of satanic schemers (10)

5. Everyday people, from an alien’s point of view, entangled them in net (8)

6. See 3

7. Opening move in game nearly took hold (6)

8. School needs matted felt (6)

13. Contest held by Streets worked out protection for consumers (10)

16. Secretion from weeping wound doctor linked to operations (9)

17. Singer from ELO died in film (8)

18. Illegal acts gutless people committed in vehicles? (6) 20. Recluse finally airs matters (6)

21. Obstinate person taking overdose in a self-contained unit (6)

23. Crook claimed unrestricted communications? (1-4)

25. Like one associated with a big part of the world (4)