No 13228, Thursday 22 Apr 2021, Incognito

Solution to 25D has been deliberately left unsolved and is to be answered only by a non-regular / novice commenter, with proper annotation. Those who have answered earlier in the week, please give others a chance.

ACROSS

8   After morning, doctor makes cartridges, perhaps (4) AMMO {AM}{MO}

9   Place for a ring in Superman’s change room (5,5)  PHONE BOOTH [DD]

10 Releases mysterious logs about extra-terrestrial (4,2) LETS GO {L{ET}SGO*}

11 Right from the beginning, put that thing in a container before 10 (2,6) AB INITIO {A}{BIN}{IT}{10}

12 Officer commanding police department with ward in the West (8) OCCIDENT {OC}{CID}{ENT}

14 Push belief about heaven at first (6) THRUST {T{He...n}RUST}

16 Competent student’s hugged by Abraham (4) ABLE {AB{L}E}

17 Saw baked dish in the outskirts of Secunderabad (5) SPIED {Se..n{PIE}r..aD}

18 Damage China’s internal peace at first (4) CHIP {CH}{In...l}{Pe..e}

19 Wrongly praise ancient empire (6) PERSIA*

21 Exchanges damaged red tins around mid-May (6,2) TRADES IN {RED+TINS}* over {mAy}

23 Engineers in US time revolutions (8) MUTINIES*

26 In the end, Los Angeles street starts to look yellow (6) LASTLY {LA}{ST}{Look}{Ye...w]

27 Colourful fish that may lead one on a wild goose chase (3,7) RED HERRING {RED}{HERRING}

28 Trees in Wilhelmshaven (4) ELMS [T]

DOWN

1   Clip became coiled? That’s perfect! (10) IMPECCABLE*

2   Church includes demolished prison plot (8) CONSPIRE {C{PRISON*}E}

3   After small operation, sit for painter and counter (6) OPPOSE {OP}{POSE}

4   Little part of chariot axle (4) IOTA [T]

5   Indeed, half of picture’s shown (8) DEPICTED {DE{PICTures}ED}

6   More inquisitive senior is confused (6) NOSIER*

7   Little case enclosing the unique implement, for starters (4) ETUI Acrostic

13 Wring and crumple useless wet suits (5) TWIST {WeT+suITS}*

15 Ghostly light device in the lab? (6,4) SPIRIT LAMP {SPIRIT}{LAMP}

17 Confuse Parsi and European (8) SPANIARD*

18 Bishops and Knights, perhaps, formulate schemes before noon (8) CHESSMEN {SCHEMES}*{N}

20 Small insult (6) SLIGHT [DD]

22 Claim limb is dipped in beer (6) ALLEGE {AL{LEG}E}

24 Takes advantage of United States and Spain (4) USES {US}{ES}

25 Send soprano in (4) S?I? (Addendum - SHIP {S}{HIP} - See comments)

Reference List

Student = L, Church = CE, Noon = N, Spain = ES, Soprano = S