CLEAN: Gunman kills security guard at Holocaust Museum

The transcript describes a shooting incident at the Holocaust Museum. Initially, people were confused and security guards instructed them to stay put. Observers saw people hiding and were later evacuated. An armed gunman entered the museum and opened fire, with no prior threats reported. The investigation is in its early stages, and information is being shared as it becomes available.

How did the security guards respond when asked about the situation?

What did the people initially think when they heard the shots?

What actions did people take when they realized there was a shooting?

What was the nature of the gunman according to the information provided?

What time did the shooting incident occur?