puzzle

 ACROSS

  1 Bound to experience

  6 Condition symptomized by distractibility, briefly

 10 Italian home of a famous tower

 14 French river by a famous tower

 15 Word before "admiral" or "axle"

 16 Pros

 17 What downtrodden troops could use?

 19 Earl Grey and orange pekoe

 20 Sex drive

 21 Contrive evidence against

 22 One on the run

 25 "Just Do It," for example

 26 Soon, to Juliet

 27 Members of a circus, say?

 29 Dressed to the ___

 31 French fashion house

 32 Like an operating room, ideally

 35 Amazing

 40 Lass

 42 The original sin city?

 43 Goat group announcer?

 49 Helvetica or Times New Roman

 50 Prevents from happening

 51 Great conductors

 53 Sister of Serena Williams

 54 Do over, as a test

 55 Not in favor of

 56 Excellent ending?

 60 Something essential

 61 Plays a part, or a play's parts

 62 Team race

 63 Puts two and two together, perhaps

 64 Relaxation's partner

 65 Banal

DOWN

  1 Suffix for "social" or "capital"

  2 Keanu's "Matrix" character

  3 Christmas conifer

  4 Succinct joke

  5 Send payment

  6 Show up

  7 Cul-de-sac

  8 Ring up?

  9 Nickname that rhymes with "Trey"

 10 Keep regular watch over

 11 Period when glaciers advance

 12 Certain sailor

 13 Agree

 18 Death notice, briefly

 21 Blazing signals

 22 Some are groupies

 23 Part of a curriculum

 24 Vanished

 25 Store under the seat, say

 28 Spanish aunt

 30 Tourist attractions

 33 "Big Little ___" (2017-19 TV show)

 34 Make a mistake

 36 Laundry additive that coats a fabric's fibers

 37 Reason to say "P-U!"

 38 Pre-stereo

 39 They train less than paramedics: Abbr.

 41 Mourns

 43 Cuban capital

 44 Tied up, as the score

 45 Leased

 46 Ancient Celtic priests

 47 Up-to-the-minute

 48 Like Beethoven, in his later years

 52 Alternative to pants

 54 Domestic Policy Council director Susan

 56 Not near

 57 Wong of stand-up

 58 Back muscle, in gym slang

 59 ___ shadow

solution