CRYPTIC CROSSWORD

ACROSS 1 In going before board, unionist revolutionary shows defiance of authority (15) 9 School actors for internet service (7) 10 Tyre, oddly, has more than enough tread (7) 11 Bad loser in lawsuit is a dish (9) 12 Determination of women suffering (4) 13 Excellent, for each will be protected by advance on wages (6) 15 Magazine rejected hotel — a case of rancid fish (8) 18 Close friend of prisoner hiding note (8) 19 French city does annoy (6) 22 Work on carbon monoxide compound (4) 23 To start off, it’s roughly covered by home attendance (9) 26 Top expert on breakers (7) 27 Popular range giving link to president? (3,4) 28 Come down heavily on addicts as gran gets trashed (4,4,3,4) DOWN 1 Independent agreements encompassing mass strikes (7) 2 Teams with spin bowlers all out bar the tail-ender (5) 3 Part of car was very hot around front of radiator — strange! (5,4) 4 No one is up supporting doublecrosser getting allowance (6) 5 Courageous international agent needs passport, for example (8) 6 Nearly open for a drink? (4) 7 Involve mischievous child with tall story about pet (9) 8 Wanted to cross line, annoyed (7) 14 Top up and serve half of rich smorgasbord (9) 16 Made up arguments against planned diets (9) 17 Loudly assertive step, clamping down on National Trust (8) 18 Zinc is organic, offering something with bite (7) 20 Transfixes second people in line for broadcast (7) 21 Complaint from motoring organisation about street followed by Her Majesty (6) 24 Nice friend shot mate from Spain (5) 25 Oddly, team lick white powder (4)