1: Measure action to follow (5)

4: Copy of top ten missing (3)

6: Foster charged in hours (7)

7: Boatman from old region? (9)

9: A letter from Greece - about a sort of April flower (7)

11: Toothpaste brand at Target? (3)

12: Old physician in sheltered church (5)

1: One may be a very long time (3)

2: Slight urge at night (5)

3: Following conference's end, wild riot is focus of 'Call' published opinion (9)

4: What's left when you burn the tree (3)

5: The end of a fire (or a month?) (5)

7: A couple upset after end of big cheese (5)

8: Steel is ruined, nearly destroyed (5)

9: Plan to return with woman (3)

10: Residue has scattered (3)