1  What remains after flames

 3  Tennessee Williams's "Cat" was on a hot one (2 wds)

 9  Int'l Broadcasting Co. Television (abbrev)

11 Boy wizard with lightning mark on his forehead (2 wds)

13 Screeching tire leaves this kind of mark

14 An unspecified amount or number of

16 A poem in homage

19 What one does in a hot oven

20 Transportation Security Administration (abbrev)

21 City in which Mrs. O'Leary's cow allegedly started 1871 fire

23 Eat this on Tuesday?

24 To have eaten yesterday

27 Ray Bradbury 451 temperature measure

29 On fire

31 A funeral mound for burning

32 Tempe university and fans (3 wds)

33 What water does at 212°F

34 Dog associated with firehouses

 2  Belonging to ASU mascot

 4  Force something to be accepted or put into place

 5  Opposite of "in"

 6  Told not to come back to work

 7  Opposite of "fire"

 8  A statement of beliefs or a creed

10 Phoenix nickname (4 wds)

12 "Hot Tub" was also this (2 wds)

15 A Mexican dish wrapped in corn husks

17 Homer's response

18 Where there's this, there's fire

20 Drink that is iced or hot

22 Dante's hell

25 Hot sauce and also a state in Mexico

26 Gretel's partner who also escapes witch's oven

28 What a doctor might do to a broken pelvis, or a cool jazz performance (2 wds)

30 Movie