The first trailer for 'Rogue One, A Star Wars Story' has just been released. The movie is expected to come out in december of this year. It covers the events between episodes III and IV of the previous movies, telling the story of how the Rebellion got its hands on the Empire's plans to built the first Death Star.
The video has aready taken off online with over 150,000 people viewing the trailer in the first hour after it was released.