https://arstechnica.com/tech-policy/2024/02/atts-botched-network-update-caused-yesterdays-major-wireless-outage/
This is what the media is running with.
The sad part is, leadership will blame the guy who pushed the update. They don't have the backbone to say it like it is: Last week's outage is the result of the struggles stemming from a record number of layoffs within our company. We expect this is only the beginning and will probably see breakage in the coming months/years.