Ethan Shanfeld Amazon has released a trailer for the upcoming sci-fi thriller “The Tomorrow War,” debuting this summer.The movie, out July 2, stars Chris Pratt as Dan Forester, a high school teacher who is recruited by a group of time travelers to fight a war in the future. As an alien species threatens life on Earth, the only hope for survival is for soldiers and civilians from the present to travel to the year 2051 and help save the planet.