Letters in an unfilled sched. slot Crossword Clue

Today's (19 July 2018) crossword provided to us by L.A. Times Daily and the clue is "Letters in an unfilled sched. slot".
The right answer or rather the best answer for the "Letters in an unfilled sched. slot" is:

Best Answer TBA

Crossword Date: 19 July 2018

Note: The L.A. Times Daily clue "Letters in an unfilled sched. slot" has multiple solutions for the given crossword puzzle. We apologize for the confusion, especially if there are other solutions to this crossword.
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