Coffee Break Cryptic

23 June

Across

1 Most important couple may get spliced (9)
8 Turn back in vehicle that's not what it seems (5)
9 Group taking long time dressing (7)
10 Sign seen in Rome nowadays (4)
11 Find out about exceptional radiation (5-3)
13 Take weapons from leader of militia after fresh raids (6)
14 Ravine enclosing English king (6)
17 Agitated, having operated aloft (6,2)
19 Leader in Guardian newspaper backing animals (4)
21 Again order right sort of ale and gin (7)
22 Prepared to make money (5)
23 They may carry sleeping bags, we hear (9)

Down

2 Is lager drunk - or port? (7)
3 Egg container in someone's trolley (4)
4 Hood put on girl's head when dressing? (6)
5 Caesar in trouble with birds (8)
6 Just fluorine and a mixture of gases (4)
7 Pointers like a fox - for no good reason (10)
8 Norfolk term for old weapon? (10)
12 Marianne's new nationality (8)
15 Gunmen, note, get rid of loot (7)
16 Arrive with cycle at college (4,2)
18 Foster's back (4)
20 Callas misses first part of opera? (4)