1: Mineral springs start to moderate involuntary muscular contraction (5)
2: Harsh taxes on certain salts (9)
3: Farmyard creatures defining an unlikely story? (4,3,4)
4: Fighter to join around fourth of April (7)
5: Mum gets customers some guns (7)
6: Sheep to start wallowing in ease (3)
7: Set display on the Fourth of July (5)
8: Long Rhine sequence in Wagner's work (9)
12: Bobbed beneath in playful attempt to drown journalist. (6, 5)
13: Nonsense still produced illegally (9)
15: Total lack of enthusiasm for girlishness in Scotland? (9)
17: What models do when embraced by former Democrat leader - all is revealed (7)
18: OJ rants about USC football players (7)
20: Roman date and time that is in Latin (2,3)
22: Senator (IN) flip-flops on this clue and others? (5)
24: Child is to depart, finally (3)