Ash has seen this movie.
The Autobots continue to work for NEST, now no longer in secret. But after discovering a strange artifact during a mission in Chernobyl, it becomes apparent to Optimus Prime that the United States government has been less than forthright with them.
Transformers: Dark of the Moon on Wikipedia
Transformers: Dark of the Moon on IMDb
Transformers: Dark of the Moon on Letterboxd