Across
Finish chapter about constant line due for change (8)
Plea to alter backing for operation in Syrian city (6)
I'm taking part in action? (8)
Regret about two books left in building's debris (6)
Graduate with ambassador in Indian Ocean island (4)
Self-obsessed sort insists car needs replacement (10)
Second moment obtained in turn by number to act in solidarity (5,8)
Protest if area suffers in physical condition (5,2,6)
Simple lead, say, in front of a network (10)
A commendation (not half) for area of land (4)
Boris is confused about a feature on weather map (6)
Wet smear affected glasses etc. (8)
Home for a boxer? (6)
One recording around clubhouse in very hot day (8)
Down
Section of a newspaper in file (6)
Comment shortly on companion's score (5)
Flood putting off top couple in winter sports event (4)
Men at work in dimly lit EU country (7)
French king for all to see, one beset by defeat largely (5)
One issuing titles? (9)
Upset clear container for flowers (8)
Sound in a chamber or part of the choir (4)
Increase long walk (4)
Reduce in size slow dance requiring modification (5,4)
Tense soldiers making high point (3)
Cheese pleased a millionaire? Not entirely (4)
Skits are to be reviewed as pointer (8)
Types of food most employees brought up (4)
First person in suspect crater that's unpredictable (7)
Swerve to skirt ends of nice decorative covering (6)
Avoid first woman carrying poster (5)
Charlie goes on strike in conflict (5)
Road entering here essentially for Arab ruler (4)
Type letters or click words in the clue