Puzzle

ACROSS

  1 Boxing matches

  6 Skewered food

 11 Letters on a battleship

 14 Island near Maui

 15 Jong who wrote "Fanny"

 16 Prefix with "natal"

 17 Person listening for melodious bird calls?

 19 Bearded Serengeti beast

 20 Spinks who dethroned Ali

 21 Foodstuffs

 23 Delivery docs

 26 Tortellini topping

 27 Bossy remark?

 28 What a matching set of tires shares?

 33 Belly button, for most of us

 35 Like photos from drones

 36 Swarm (with)

 37 Join the cast of

 38 Ferber who wrote "Giant"

 42 Founder of a financial weekly

 44 Glass in many test tubes

 45 "Sap stick" comedy group?

 49 Homophone of a pub drink

 50 Gaza Strip group

 51 Do casually, with "in"

 53 Manicurist's solvent

 56 Rural skyline feature

 57 Take the gold

 58 What every astronaut needs?

 63 Deep ___ (pool area)

 64 Fortune-teller's deck

 65 Come as a result

 66 French surname starter

 67 "Zip it!"

 68 Superman portrayer Christopher

DOWN

  1 Crunchy diner sandwich

  2 Regatta implement

  3 Prefix with "brow" or "cycle"

  4 Running total

  5 "Zip it!"

  6 Razor-sharp

  7 Bard's "before"

  8 Motocross ride

  9 Scored 100 on, say

 10 Starbucks staffer

 11 Remove with 53-Across, perhaps

 12 Iroquois Confederacy tribe

 13 Beyond tipsy

 18 Nothing to write home about

 22 Brewer's grain

 23 Fail to list

 24 Fossil fragment

 25 "GWTW" part

 29 Computer shortcut

 30 Silence-breakers' movement

 31 Faucet gasket

 32 Diarist Anais

 34 "That wore me out!"

 37 Often-framed work

 39 Totally blah

 40 Simon who created Felix and Oscar

 41 Wheel-to-wheel bar

 43 Sticks into pigeonholes

 44 Book of sacred songs

 45 Became more genial

 46 City south of Milwaukee

 47 Corrects, as text

 48 Correct, as text

 52 Carried

 54 Ark figure

 55 Unbleached linen's color

 56 MacFarlane of "Family Guy"

 59 Outcomes of some 1-Across

 60 Get benefit from

 61 Many a parent's ride

 62 Kickoff prop

Solution