Call of Duty: Ghosts' Fourth and Final Expansion Teased in New Video

Activision today released a teaser trailer for Nemesis, the fourth and final expansion for Infinity Ward's 2013 first-person shooter Call of Duty: Ghosts. The 15-second trailer is a wild montage of images for what appear to be score streaks. You'll also notice that at the very end, the "g" and the "s" in the word "Ghosts" come into focus last, which makes the word "host" flash on the screen for a brief moment. How or if this is tied to the Nemesis expansion for Call of Duty: Ghosts remains to be...