The woman whose voice was heard in rubble of Surfside condo collapse has been identified. This is how it happened

The faint and calm voice of a woman trapped in the hulking pile of concrete and twisted steel could be heard for several hours after the collapse of the Surfside, Florida, condominium last June.

source https://www.cnn.com/2022/05/22/us/surfside-collapse-voice-theresa-velasquez/index.html