ACROSS
1 19 down linesman (5-5)
7 Illegally ahead of the ball (7)
8 Ancient Greek dialect (5)
10 Singlet (4)
11 Cornhusker State (8)
13 Reiterate (6)
15 Knee area (3-3)
17 Guiltless (8)
18 Jazz (4)
21 Composition for nine (5)
22 Scottish city (7)
23 Score in 19 down (7,3)
DOWN
1 Petty quarrels (5)
2 Body of soldiers (4)
3 Kicked ball backwards (6)
4 Prop up (8)
5 Fire-opal (7)
6 Goal scored after a try (10)
9 Run towards 19 down ball and block it (6,4)
12 ____ Cup, 19 down trophy (8)
14 Self-punishment (7)
16 Sir (6)
19 Town in Warwickshire (5)
20 Treaty (4)
Tuesday's solution
Across: 7 Aplomb, 8 Unless, 9 Wisp, 10 Unbroken, 11 Teased, 12 Repute, 14 Spades, 17 Plover, 19 Platform, 21 Okra, 22 Eident, 23 Emetic.
Down: 1 Splice, 2 Composed, 3 Abound, 4 Lumber, 5 Olio, 6 Aspect, 13 Provoked, 15 Pallid, 16 Scouts, 17 Pamper, 18 Earwig, 20 Tied.