"With school shootings, it takes a real toll on the nurses and the staff and the physicians who might have kids at those schools". "These are aberrant acts", he said, despite the fact that several attacks have happened within a 20-mile radius.
The security guard was employed by Boss High Level Protection, a company started by a former SWAT team leader who responded to the Columbine shooting.
Police say 18-year-old Devon Erickson and a juvenile opened fire at the STEM school Highlands Ranch Tuesday just after lunch.
The school doesn't have metal detectors, he confirmed.
Spurlock said investigators can only say at this point that a handgun was used. Neither suspect would have been legally able to purchase a gun, Spurlock said.
- Holly Nicholson-Kluth, Undersheriff - Douglas County Sheriff's dept. The woman, authorities said, made threats before she traveled to Colorado, where she died of a self-inflicted gunshot wound. Spurlock said that the two were not apprehended together.
The sheriff's office also noted that the pair were confronted by officers "right away", stressing that the "quick response helped save lives".
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That allowed the airline to activate the sensor-disagree warning lights on its 34 Max jets earlier this year, she said. That update was never done before the MAX fleet was grounded in March following the second crash.
One parent, named in local media as Fernando Montoya, said his 17-year-old son was shot three times and wounded.The youngest victim in the shooting was 15 years old and there were three patients still in the hospital on Wednesday morning.
Spurlock did not discuss the alleged encounter further.
Authorities engaged in a struggle while arresting the suspects, but neither were injured.
"When we were exiting the building there was a trail of blood", said an unnamed student.
Two suspects were in custody - an adult man and a male youth.
The White House said the president's daughter and adviser did not want to divert resources or attention from the shooting.
Parents who raced to the school to look for their children were told to wait nearby for updates.
"It is with unspeakable grief and shocking disbelief that we share this message with our school community", the statement said.
"We're going to investigate that and we will get to the bottom of it to figure out how and what has occurred".
Polis also thanked first-responders, who he said "prevented an even worse tragedy from unfolding". Spurlock said he was a senior, just three days shy from graduating.