The video was produced by NASA, which is a federal organization. All published works by the government are in the public domain by law. I am posting this video in good faith as a member of the American public, and I attribute its origin to NASA. This video is not monetized. I did not post this video for financial gain. I do not earn any money from it. I posted it as a service to the general public.
First post-crash explosion is at 1:56. Second is at 6:21.