Interview with witness of Chattanooga Shooting Part Four

The transcript describes a sequence of events where Jake leaves in pain, followed by Jacob and his recruiter. The recruiter chases after the vehicle, ensuring Jacob's safety. Inside a building, a discussion unfolds about the Marines' training, initially perceived as an exercise but later realized to be real. The transcript concludes with no injuries reported and expressions of gratitude.

What did Jacob realize about the situation after hearing the sounds?

What was the condition of the building mentioned in the text?