Crossword 2595: Three of a kind
The unclued lights display a common feature, different in each example. Elsewhere, ignore an apostrophe. Across 1 Tracks birds (5) 4 Top gear when cornered? (6,3) 9 So democrat organised convoys (10) 11 Unfinished old sailing boat in Sri Lankan city (5) 12 Expert model offer (7) 14 Capable assistant at office? (5) 15 Some