The much-awaited (despite last season's falloff) premiere of the third year of Homeland later this month has been leaked in a working print and tens of thousands have already downloaded it via bit torrent. Story and still images here. "Since it is a workprint, the source of the leak is likely connected to a post-production studio. Unlike promotional screeners which are sent out to the press in advance, not many people have access to unfinished production work. Somehow a copy leaked outside official channels, which are generally well protected, and eventually made its way to the scene. Unlike regular scene releases, however, it was shared by an unknown group called 'HOMELAND,' which is unusual as scene groups often take pride in their work."
Here's an official teaser: