Season 3 of American Horror Story starts on the 9th of next month. It's called American Horror Story: Coven, and will be about witches and voodoo. I'm guessing the Salem witch trials will feature as a main storyline. Jessica Lange, Cathy Bates and Angela Bassett will play 3 witches.

They haven't released a full trailer, instead they've released 6 teasers. Here's the most recent one