The teasers for Hunger Games: Mockingjay Part 1 are better than most of the Hunger Games movies put together. The first one dangled Peeta around like a little puppet, and now Beetee Latier interrupts the Capitol's programming with an important announcement. World building, this is how you do it.
If you've read the books, you already know where the first ever teaser trailer for The Hunger Games: Mockingjay Part 1 is headed. If not, just wait for it. Spoiler talk!