Doctor Who fans: What do you think? Theories? (Caution: Spoilers)

What’s happening?! The Doctor was placed in the Pandorica… The TARDIS exploded… Amy Pond is dead… Rory is back, but being controlled like the other Romans…

Did River Song kill the Doctor in her past? Who was controlling the TARDIS? Was the Doctor framed by the voice that said “Silence will fall,”? What do you think?