cryptic crossword

ACROSS

1 Trace soldiers with a wife abroad (7) 5 Game that's unfair if not in front? (7) 9 Point after heading off penalty is useless (5) 10 How a drink ruined production (9) 11 Protecting poor NHS in regions so lacking (10) 12 Type of American who's in now as president? (4) 14 Tense work from Her Majesty after second long freeze (5,7) 18 Civil servant floored chief after reorganisation (6,6) 21 Question one -- capital of Zambia could be part of this (4) 22 Copper may be puffed, we hear, needing courage (10) 25 Area of the Med -- one in Asia being developed (6,3) 26 Spike covering new weapon (5) 27 Heavy old Roman emperor bust uncovered (7) 28 Regularly seen wearing Lycra - possibly an offence! (7)

DOWN

1 She drops the man with pride broken, finding rest (6) 2 Pole at work may be so smeared! (6) 3 Performing troupes needing expert for place lacking atmosphere (5,5) 4 Article about female drained of colour (5) 5 Regular design of coin in Panama perhaps (9) 6 Bird is injected with thiamine (4) 7 No barriers on air for smart alecs (4,4) 8 Share mainly preserved area in bitter surroundings (4,4) 13 Graves may be put here once I lower rent (4,6) 15 Part of UK greeting schedules for extreme sceptics (9) 16 Doctor and son left nothing for carrier of disease (8) 17 Plight of a boyfriend after fine? (8) 19 Example lacking in approach (6) 20 This is why broadcast is blasphemy (6) 23 Parliamentarian turned up holding communication (5) 24 Staple food like this needs a good filling (4)