2 Leave the scene of an accident (3,3,3)
3 Writer Asimov (5)
4 Things that get longer and longer for procrastinators (2,2,5)
5 All your cousins' mothers (5)
6 Given a warning (9)
7 Was in a heat (5)
8 Theft (7)
9 Tool for Skyping (6)
15 Citizen of north-east African state (9)
17 Spreading to wide area (9)
18 Capable of adjusting (9)
19 Flattering deceit (4,3)
21 Long piece of writing (6)
23 After, on the slopes (5)
24 Kills (5)
26 Make into law (5)