Emergency services responding to the terrorist attack in Westminster

The transcript describes a chaotic scene following an incident on Westminster Bridge, with people screaming and emergency services responding. Witnesses recount efforts to control the situation, while police secure the area. Official statements provide updates on casualties, including a fatality and severe injuries. Eyewitnesses describe a car-related incident, with uncertainty about the driver's actions.

What was the overall atmosphere described during the incident?

What did the eyewitnesses report about the driver of the car?