Coffee Break Cryptic

17 June

Across

1 Sorry camp constructed for a group of soldiers (4,5)
8 Smashing police officer (5)
9 Baseball player in hole with pop star (7)
10 Support a production at La Scala, perhaps (4)
11 An animal left one with a flower (8)
13 Star embarrassed about part (6)
14 Tree in hideaway by lake (6)
17 Teacher not coming back to waffle (6,2)
19 Italian poet losing first stake (4)
21 Deprived of food adverts, possibly (7)
22 In autumn it requires gunpowder ingredient (5)
23 Motorway approaches affected by black ice? (4,5)

Down

2 No pride may be involved (5,2)
3 Historic city in Surrey or Kent? (4)
4 No harp playing for child who's deprived (6)
5 Pitiful epic that failed (8)
6 Brook heard in Welsh resort (4)
7 A family member in the country ain't crude (5-5)
8 Needlewoman, note, getting in Sam's hair (10)
12 Veil made differently in the Middle Ages (8)
15 Signified? Not in action (7)
16 What may delay robbery (4-2)
18 Wide smile gives support (4)
20 Cancel a French party (4)