12-year-old student arrested for classmate's death in LA school bullying incident.

A 12-year-old student has been arrested in connection with the death of a classmate at a Los Angeles high school. The victim, also 12, died on February 25 after being struck in the head with a metal water bottle during a reported bullying incident. Authorities say the arrest is for murder, while the family has filed a wrongful-death claim against the school district, alleging repeated failures to address ongoing harassment.