lockdown

The emergency safety protocol drills would include lockdown, evacuation and reverse-evacuation, and shelter in place drills.

The school was put on lockdown and police were dispatched for extra security for a couple days until threat was minimized.

Finally, a decision is made to lockdown the city.

Later that day, two intruders got into the backyard, causing a lockdown to be held.

Generally an announcement is given that the building is going on an immediate lockdown.

The school immediately went into lockdown, and the police were contacted.

He seizes control of the hospital's adjacent wing, holding guards hostage and ordering a lockdown of the building.

Some forms of containment other than building closure and lockdown are noted below.

The prisoners are only required to return to the facility for lockdown in the evening.

The school was placed on lockdown for an hour and then classes were canceled for the remainder of the day.

However, two days later he returned, which triggered the school's safety lockdown procedures and provoked a police response.

The school was put into lockdown twenty minutes after the event at around 7:20 in the morning.

During the lockdown, brown bag lunches were served, classes were not allowed to meet, and visiting hours were cut down.

During lockdowns, wards are allowed showers three times a week, but are allowed no time to attend school, exercise or interact with mental health professionals.

The extended lockdown at the facility was contrary to the rehabilitative mission of the state's youth corrections system, according to state officials.