Nashville Explosion Second Point of View

Bomb explodes in Nashville after loudspeaker warns people to evacuate.

Metro police says it appears the RV explosion "was an intentional act." The scene at 2nd/Commerce in downtown Nashville will be active for an extensive period of time. ATF, FBI and other agencies involved in investigation.

Just before the Nashville explosion, witnesses in the area report a dire warning coming from the RV: “Evacuate now. There is a bomb. A bomb is in this vehicle and will explode." Then, the voice started a 15-minute countdown.