Anonymous Operation Last Resort.
It appears that via the U.S. government website, Anonymous had distributed encrypted government files and left a statement on the website that de-encryption keys would be publicly released (thus releasing the as-yet unkonwn information held on the stolen files) if the U.S. government did not comply with Anonymous' ultimatum demands for legal reform.
The video:
http://freze.it/1mT
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PC - Ubuntu 15.04 64bit Desktop
HP Pav G60-236US 3GB RAM Laptop, Ubuntu 15.04 64bit and Win7 Home
"So Daddy, how come you telling me stealing not right when YOU copying DVDs? How come? How Come?"
RIP Ramesh ...