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With significant research and careful analysis,

we examine the psyche of a killer, their motives and targets,

and law enforcement's pursuit to stop their spree.

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and get new episodes every Monday. Arizona State University as other students file in. When Mara Daffron walks in,

Sloane jumps up from her seat and rushes Mara with a knife. Sloane stabs

Mara twice before a student Matthew McCormick grabs Sloane's wrist.

When she drops an eye, another student kicks it away.

Mara rushed to the hospital now recovering.

Nancy cops find a handwritten note in Sloane's backpack that mentions an act she is, quote,

about to commit. Sloane tells cops she had a desire to hurt someone that day and allegedly

had two targets in mind.

Sloane says she ultimately chose Mara as the easier option because the other

classmate is a veteran.

Police say Mara Daphron is likely alive because of her classmates quick actions.

Chacey Sloane, 19.

Now charged with attempted murder and aggravated assault.

A panicked main car dealership owner calls 911 when he sees a man smashing car windows on the lot.

Over the sounds of breaking glass the owner says the sooner cops arrive the less damage there

will be. Well when they do arrive Skyler-Hinson still swinging a backpack into wind chills and car hoods.

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