1: Short bloke discontinued hike (3)

3: Some wear medals when carrying weapons (5)

5: Very young cat I lost in an ancient city (7)

7: Bird and man going different ways (9)

9: Piano finale not determined (7)

11: Monsieur is immersed in unspecified French river (5)

12: Take a turn or a thousand dollars (3)

1: How 1-down might be dissolved? (5,2)

2: Arcking shot from Bill O'Brien (3)

3: Fruit taken in in inn (9)

4: Scrimmage as Confederate general introduces himself to Tarzan? (5)

6: Hazel's protector, say, makes one mad (7)

8: Poison with spite (5)

10: Feel sick from crack? (3)