While the Black Knight and Blue Streak rockets can be seen at the Scottish National Aviation museum, at East Fortune Airfield, East Lothian.

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David S. Goyer, a writer for the 2008 movie blockbuster Batman: The Dark Knight, also worked on the script for Black Ops.

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But he declined the invitation, telling CNN that he has decided to spend the evening with friends from his former unit, Black Knight Troop, 3-61 CAV, his wife Tammy -- with whom he celebrates a wedding anniversary Tuesday -- and their families.

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They are painstakingly cleaning the tomb-sculpture of a 13th-century knight, scrubbing off black grime that has built up over hundreds of years.

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