The echo of terrorism

Two silhouetted figures stand back-to-back against a bright, glowing sun, then the scene cuts to a close-up of a young boy's profile as he looks forward. The view shifts to a dark, blurry object falling through the air, then reveals a bird soaring over a sprawling, illuminated city at night. The sequence ends with a bright white flash followed by a desolate, ruined landscape with a city skyline in the distance.