The most common and most likely answer to this crossword clue is the 10 letter word AIR-STRIKE
I've seen this crossword clue in Financial Times
A
I
R
-
S
T
R
I
K
E
More clues leading to the result AIR-STRIKE
Buddy explains!
The straight part
We know that "bombing raid" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case bombing raid = air-strike.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.