Caran Johnson, a resident of Washington State known by her Twitter handle @ScanCouve, often live tweets traffic updates that she hears on her police scanner.
Last week, this unknowingly live tweeted her own husband's death on I-205.
Her husband, 47-year-old Craig Johnson, died after his vehicle inexplicably crossed from the northbound lanes into southbound I-205 and hit a pick-up truck.
He passed away before help arrived, but there was a gap between when his wife knew there had been an accident and finding out who was involved.
Amazingly, and tragically, it all played out on Twitter in real time: