Some lockdowns were lifted in a matter of minutes.

Webaccording to the hesperia unified school district, administrators at oak hills high school became aware of a student with a firearm and contacted the school district police immediately to lock.

โ€” arapahoe ridge high school was briefly placed on lockdown tuesday afternoon while authorities investigated a report of a suspicious person.

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No injuries were reported.

Webschools in at least a dozen colorado districts went on temporary lockdown or secure mode early wednesday after receiving a spate of phone threats from unidentified sources.

26, 2023, 10:56 a. m. ):

Weba san antonio charter school was placed on lockdown tuesday after a report of a suspicious person running across campus with a gun.

It turned out to be an employee holding a phone.

Mass shootings at two businesses in lewiston.

Janet mills said at a news conference that 18 people were killed and 13 wounded.

Webthe surge in swatting calls come alongside a wave of more typical events that spark school lockdowns:

The list of impacted districts spanned across the state, from boulder to englewood to aspen.

โ€” henry county schools is slowly getting back online after an attempt of a ransomware attack kicked the district offline for nearly a month.

Students issuing threats as pranks , reports of suspicious people near school buildings,.

The incident, which unfolded.

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Webmckinley elementary school and sprague high school were briefly put on lockdown friday due to circumstances described by officials as suspicious.