A 31-year-old social worker was stabbed to death inside Zuckerberg San Francisco General Hospital late last week, a tragic incident that some officials have criticized as “predictable and preventable.

A social worker stabbed to death inside a San Francisco hospital has died, sparking anger that prior warnings about security were ignored. Tributes have been paid to Alberto Rangel, who died from his ...

Wilfredo Tortolero Arriechi is seen on video rehearsing speaking with his doctor — his alleged target the day of the stabbing.