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

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

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

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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.

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

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

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.

Some lockdowns were lifted in a matter of minutes.

Mass shootings at two businesses in lewiston.

It turned out to be an employee holding a phone.

The incident, which unfolded.

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

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.

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

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

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No injuries were reported.