Attacks answer found in run-down area making a comeback (5)
I believe the answer is:
crack
This clue is a sextuple definition!!!
'attacks answer' is the first definition.
'crack' can be an answer for 'answer' (thesaurus). I am not sure about the 'attacks' bit.
'found' is the second definition.
(thesaurus)
'in' acts as a link.
'run' is the third definition.
(thesaurus)
'down' is the fourth definition.
The definition and answer can be both acts as well as being singular nouns.
Maybe there's an association between them I don't understand?
'area' is the fifth definition.
The definition and answer can be both man-made objects as well as being singular nouns.
Perhaps you can see an association between them that I can't see?
'making' acts as a link.
'a comeback' is the sixth definition.
(thesaurus)
Can you help me to learn more?
(Other definitions for crack that I've seen before include "Thin fissure or slangy joke" , "Drug - solve" , "Joke; split" , "Take severe measures - . . . . . down on" , "Work out" .)