Witt had reportedly been stabbed at least. Webthe el dorado hills murders have captivated the attention of both local residents and true crime enthusiasts alike. This perplexing case, shrouded in mystery. Webel dorado county superior court judge mark ralphs on feb. 16 sentenced a south lake tahoe man to 35 years to life in state prison for multiple felony counts of. Joanne warned steven she'd call the sheriff if he didn't. Webon june 15, 2009, joanne witt was found with at least 20 stab wounds inside her el dorado hills, calif. , home. The bloody crime scene was profoundly. Webdespite no bodies ever being found of the mother or daughter, the el dorado county sheriff’s office was able to put together sufficient evidence for the district.