What happens during a school lockdown?
A lockdown of Sacramento's John F. Kennedy High School campus has been lifted following a police investigation of a reported threat at the school Monday morning.
The school in a Twitter post shortly before noon reported that normal school activity had resumed.
The school announced the lockdown in a Twitter post about 10:45 a.m., saying the measure had been taken as a precaution due to police activity in the area...
The Police Department in a Twitter post about 11:20 a.m. reported that officers were on scene conducting an investigation into a threat at the school. No information was available on the nature of the threat.
Shortly after the initial Twitter post, the school reported that the "hard" lockdown had been converted to a "soft" lockdown, meaning instruction would resume while students remained in classrooms with doors locked.
Alex Barrios, Sacramento Unified School District spokesman, said all students were safe..