Crossword Clue:

What a lead runner sets

AnswerCrossword Clue
PACEWhat a lead runner sets
PICKOFFPLAYStrategy against a runner with a big lead
TEMPOWhat a metronome sets
BAILWhat a judge sets
APERTUREWhat a camera's f-stop sets
BORDERRIVERIt may straddle neighboring countries ... and, in a different way, what each of four sets of puzzle circles graphically depicts