school lockdown

Report of student with gun prompts lockdown at Upper Darby H.S.
Everyone is safe at this time, the district said. There was no immediate word as to what prompted the lockdown.
Northeast High School locked down after bullets found
Archbishop Carroll lockdown lifted, no weapon found
2 shot near Philadelphia schools, lockdowns lifted
Police on alert following Upper Darby High School threats
3 injured when worker strikes power line while drilling in Northeast Philly
Teen arrested after lockdown at Winslow Township High School
More Stories
Police: Student brought loaded gun to School of the Future
Lockdown lifted at Frances E. Willard elementary school
Lockdowns lifted at 3 schools after reports of students with guns
2 boys taken to hospital after contact with powder in W. Philly school
Murray Avenue School lockdown lifted in Lower Moreland
7-year-old writes goodbye message to parents during bomb threat
Toy gun prompts lockdown, early dismissal at Upper Darby High
Appoquinimink School District: Threatening call made to Middletown H.S.
Search prompts lockdown at Doylestown Hospital, nearby schools
Teen shot outside Central High School
Lockdown lifted at Edison High School in Hunting Park
Ammunition found in Powelton elementary school prompts lockdown
Show More
Show Fewer
More Stories
Northeast High School locked down after bullets found
Archbishop Carroll lockdown lifted, no weapon found
2 shot near Philadelphia schools, lockdowns lifted
Police on alert following Upper Darby High School threats
3 injured when worker strikes power line while drilling in Northeast Philly
Teen arrested after lockdown at Winslow Township High School
Police: Student brought loaded gun to School of the Future
Lockdown lifted at Frances E. Willard elementary school
Lockdowns lifted at 3 schools after reports of students with guns
2 boys taken to hospital after contact with powder in W. Philly school
Murray Avenue School lockdown lifted in Lower Moreland
7-year-old writes goodbye message to parents during bomb threat
Toy gun prompts lockdown, early dismissal at Upper Darby High
Appoquinimink School District: Threatening call made to Middletown H.S.
Search prompts lockdown at Doylestown Hospital, nearby schools
Teen shot outside Central High School
Lockdown lifted at Edison High School in Hunting Park
Ammunition found in Powelton elementary school prompts lockdown
Show More
Show Fewer
More Videos
From CNN Newsource affiliates