If a train derails, we call in the NTSB, but they don't investigate car crashes. They most certainly do investigate car crashes. They just don't have the resou

If a train derails, we call in the NTSB, but they don't investigate car crashes. They most certainly do investigate car crashes. They just don't have the resources to investigate very many of them. https://www.cnbc.com/2021/05/10/ntsb-releases-preliminary-report-on-fatal-tesla-crash-in-spring-texas.html https://www.cnbc.com/2021/05/10/ntsb-releases-preliminary-re...