Na Hong-Jin's "Hope" trailer drops: alien monsters, crashing spaceships, wild gunfights

Neon has released the full trailer for Na Hong-Jin's Korean sci-fi action-thriller "Hope," set for a U.S. release on September 9. The footage features giant alien monsters, spaceships plummeting from the sky, and frenetic over-the-top gun battles. The film has already generated significant buzz ahead of its release.