Earthquake Aftermath in Los Angeles

The transcript describes a series of events involving a sudden incident where the narrator rushes to save their children. It then shifts to a story about a lady playing the piano during an earthquake, who was thrown to the floor while the piano ended up in the street. Finally, it recounts a car accident where a lady narrowly escapes before the crash.

What did the narrator hear that indicated the presence of their children?

What was the fate of the lady in the car during the incident?