'Courtney Mil' it seems to me that your 'significant damage' needs to be somehow quantified. I'll post some info about tests which damaged the stealth coating - only to be repaired successfully with the line tools available. Text about this 'humans banging on metal' testing in earlier posts.
My apologies URL for the PDF omitted inadvertantly earlier.
LINK for the PDF below [whence came graphic]:
http://www.box.com/shared/3uo7o5qt25e2x6ylc294
navyleague2008PDF.pdf (3.2Mb) Created by (ELP) Eric Palmer 18 Jan 2012 FREE download
Click the thumbnail:
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And 'Courtney Mil' "...I'm surprised thes is seen as something new." What does surprise you then? How to spell 'this'?