Crossword Genius

At the half mile point, neither Lee Les nor Lew (3)

Ross

I believe the answer is:

len

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(Other definitions for len that I've seen before include "Sir - - Hutton" , "Leonard (dim.)" , "- - Hutton, cricketer" , "-- Deighton, author" , "Boy" .)

I've seen this clue in the Evening Standard.
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