No 12539, Saturday 02 Feb 2019, Afterdark

Across

1. Arraignment in a civil court at America to detain a nationalist (10) ACCUSATION {A}{CC}{USA}{T{I}O}{N}
6. Longing to be in ground without pressure (4) ITCH {pITCH}
10. Villagers conduct rituals in upper house (9) RURALISTS {R{RITUALS*}S}
11. He came back to fix painting in the place where we live (5) EARTH {E{ART}H<=}
12. Street musicians featuring on paper collect grub, half of it with diners card (5-8) ORGAN GRINDERS {ORGAN}{GRub}{DINERS*}
14. Drink with man by the side (4) TEAM {TEA}{M}
15. One in ten die at the borders, death being accidental (10) UNINTENDED {UN}{IN}TEN}{DiE}{D}
17. Tension is not changeable (3,2,5) SET IN STONE Anno not clear (Addendum - {TENSION}* [RA] See comments)
21. Contents of drug, lithium found in fruit (4) UGLI (T)
23. Democrat is a villain, almost picks on others regularly and isolates (13) DISCRIMINATES {D}{IS}{CRIMINal}{oThErS}
25. Fabric made by nitwit, essentially bad (5) TWILL {niTWit}{ILL}
26. A male friend and girl with love, over the moon in involvement (9) IMBROGLIO {I}{M}{BRO}{G}{L}{IO}
27. Scoundrel, he's frequently found in cell (4) HEEL {HE}{cElL}
28. Malignant mass, test shows independent secondary growth (10) METASTASIS {MASS+TEST*}{I}{S}

Down

1. Perhaps an attendant to assist hero in transportation (3,7) AIR HOSTESS {ASSIST+HERO*}
2. Actor gets vote for award right away (4,5) CARY GRANT {CARrY}{GRANT}
3. Quiet and fast, primarily seen inching ahead (6) SILENT {Seen}{Inching}{LENT}
4. Rehearsal turns ugly after the leading hero is ousted (4,3) TEST RUN {ThE}{TURNS*}
5. Antibody for poison, new invention finally (7) OPSONIN {POISON*}{inventioN}
7. Standing of communism retractable? Somewhat retrograde... (5) TERMS {T<=}
8. ...to begin with, honestly a horrid antic to laugh (2-2) HA-HA (Acrostic)
9. No power in Erode – Strike (6) DELETE {DEpLETE}
13. Revelations by a top doctor; girl is in distress (10) ADMISSIONS Anno not clear
16. Probe an idol, expose guy having drug (9) DIGITALIS {DIG}{I}{TALISman}
18. Let's get fresh in a corner and cuddle up (6) NESTLE {N{LETS*}E}
19. A machine to regulate? Central bank is involved in it (7) TURBINE {TU{RBI}NE}
20. State non-aligned movement's reason to extradite criminal to American capital (7) NAMIBIA {NAM}{alIBI}{America}
22. Private doctor after getting a name gets boastful basically (6) INMOST {I}{N}{MO}{boaSTful}
23. Tax is an endless nonsense (5) DRIVE {DRIVEl}
24. Fellow is heading out to collect stamp (4) ETCH {fETCH}

Reference List

Civil court=CC, America=USA, A=I, Pressure=P, Upper house=RS, Man=M, One=Un, Democrat=D, Male=M, Girl=G, Love=L, Moon=Io, Indepndent=I, Secondary=S
Right=R, Power=P, An=I, Corner=NE, Central Bank=RBI, Non-aligned Movement=NAM, Criminal=Al, Doctor=Mo, Fellow=F

Colour/Font Scheme

Definition, Solution, Component letters, Embedded links, Theme word,  Anagram Indicator, C/C indicator, Reversal Indicator, Hidden word Indicator, Letter Pick indicator, Deletion Indicator, Homophone Indicator, Movement Indicator, Positional Indicator, Substitution, Indicator, Link/Connector, Extraneous

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No 12538, Friday 01 Feb 2019, Afterdark

RULES FOR POSTING ON FRIDAY ONLY

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The regular blog will replace the clues at 2 PM.

Thanks for the response, here's the regular blog.

ACROSS
1   Longing to greet elders in Trinidad & Tobago (6) THIRST {T{HI}{RS}T}
4   Exemption obtained after I have been in combat (6) WAIVER {WA{I'VE}R}
9   Perhaps oxygen pressure is needed to breathe (4) GASP {GAS}{P}
10 Is on dais after 45 minutes of a football match (6,4) SECOND HALF Definition by example
11 Without hesitation, dance together in slum (6) GHETTO TOGETHer*
12 App released by office as therapeutic remedy (8) OINTMENT appOINTMENT
13 Apathy makes girl's diet go wrong, eating unwantedly to begin with (9) LASSITUDE {LASS}{IT{Un...y}DE*}
15 Holding no Aadhaar in state borders? It’s malicious (5) SNIDE {N}{ID} in {StatE}
16 Gum taken from engineer at post office by unknown followers (5) EPOXY {E}{PO}{X}{Y}
18 Sent wandering, was in a fix yesterday, perhaps (4,5) PAST TENSE {PAST{SENT*}E}
22 Idiomatically end comes at wet toilet (8) WATERLOO {WATER}{LOO}
23 Unit is managed without fresh aid (6) RADIAN {RA{AID*}N}

25 Power, a popular detergent! Tide? Am misled by newspaper, maybe (5,5) PRINT MEDIA {P}{RIN}{TIDE+AM}*
26 Shaft in spindle gets loose in a corner (4) AXLE {XL} in {A}{E}
27 At the border, refugee gets a terrible itch to get new start and become native (6) ETHNIC {r...gE}{TH{New}IC*}
28 Cut down overweight to become a man (6) FELLOW {FELL}{O}{W}

DOWN
1   Truck overturns on acceleration, primarily heat on each tube, perhaps (7) TRACHEA {CART<=}{H}{EA} What's the role of 'on accelaration'?
2   Information sources of investigator not persuasive under threat (5) INPUT Acrostic
3   Keep an eye on new guesthouses stocking ghee (4,3) SUSS OUT gUeSThOUSeS*
5   Mortgaging without capital or cover (6) AWNING pAWNING
6   Power held by superheroes comes after opposing evildoer first, getting forceful basically (9) VEHEMENCE {V}{Ev...r}{HEMEN}{forCEful}
7   On line, directly in front, padded (7) RELINED {RE}{LINE}{Di...y}
8   Mafia don's code decrypted by a card, maybe (3,2,8) ACE OF DIAMONDS*
14 Organised next heist in golf club, antipenultimate perhaps (9) SIXTEENTH*
17 Public relations broadcast, client essentially made on grasslands (7) PRAIRIE {PR}{AIR}{clIEnt}
19 Caterer supplied at garden... (7) TERRACE*
20 ... in small room, round, wide and empty (7) SHALLOW {S}{HALL}{O}{W}
21 Old students are maudlin, losing heart, breaking down (6) ALUMNI MAUdLIN*
24 Speak slowly with child, extremely untutored student (5) DRAWL {c..lD}{RAW}{L}

GRID