Call of Duty: Ghosts' single player campaign revealed

"You never expect something you trust to turn against you..."

That could be the start of a story trailer for Call of Duty: Black Ops 2. But nope, this is the story trailer for this year's Call of Duty: Ghosts. This new explosion-filled video explains how America could be threatened by such a massive military attack. Spoiler-alert: it involves spaceships.