Software Causing Loss Of Life Or Property?

Are there any specific examples(articles/ news clips) were a software bug/defect caused the loss of life or property. I have been thinking a failure at a nuclear facility or air traffic control system or banking system might be areas where this could happen but can’t find specific examples.
any help??? thanks

Are There Any Monitoring Software To Check Which Computer(s) Causing Traffic In A Busy Network?

Either commercial software or shareware. Assume the network is with or without internet access. I like to compare both situation.