Across
1.
Original airer of "Mad Men"
AMC
4.
Word that rhymes with "crude," aptly
LEWD
8.
Eccentric sort
LOON
10.
___ tikki (potato-laden Indian snack)
ALOO
11.
State bounded by the Missouri and Mississippi rivers
IOWA
12.
Drain pain
CLOG
13.
Bundle of papers
SHEAF
15.
Like the sky on an overcast day
GRAY
17.
Garden tool for weeding
HOE
18.
Wilt
DROOP
23.
Alley-___
OOP
24.
Lines that join the center of a circle to its circumference
RADII
25.
Government org. with codebreakers
NSA
26.
It is "not ‘lost youth’ but a new stage of opportunity and strength," per Betty Friedan
AGING
27.
Door opener
KEY
28.
Like some detected battleships, in the game Battleship
SUNK
Down
1.
Comedian Wong
ALI
2.
Sound from a 3-Down
MOO
3.
Animal with a four-chambered stomach
COW
4.
Shoestring
LACE
5.
Jazz legend Fitzgerald
ELLA
6.
Sound from a 7-Down
WOOF
7.
Animal with a unique nose print, similar to human fingerprints
DOG
9.
Org. featured in "Gravity"
NASA
14.
Jellyfish-like creatures named for a figure in Greek mythology
HYDRAS
15.
Animal that can migrate up to 1,500 miles in a day
GOOSE
16.
Square up, as a debt
REPAY
17.
Sound from a 15-Down
HONK
19.
Brand of tomato sauce
RAGU
20.
Norse god of war
ODIN
21.
Sound from a 22-Down
OINK
22.
Animal who relies on mud to stay cool
PIG