[7] After the shooting, Parker discarded the weapon, ran to the weight room and hid with other students.

The revelation that her son was the perpetrator of the shooting caused her to be physically ill.[7] Bailey Nicole Holt and Preston Ryan Cope, both 15 years old, were killed.

[12] Cope was air lifted to and died later at the Vanderbilt University Medical Center due to a non-survivable gunshot wound to the head.

Authorities reported that the wounded were five females and thirteen male students between the ages of 14 and 18 years old.

[18] Some of the victims were pulled from the scene, by students and faculty and transported to the hospital for medical treatment.

[10] On January 27, one of the wounded was discharged from Vanderbilt Medical Center and one remained in stable condition.

After his arrest a bag that Parker had on his person was searched by police, and held a copy of the Communist Manifesto and a large Winchester sheath knife.

In the interview Parker reportedly told the investigating officers he planned the night before to take his step-father's pistol and the pros and cons of carrying out the act.

[28] During a pre-trial hearing in August 2018, it was reported that there was evidence from over 100 cell phones which would be potentially used in the trial against Parker.

[30] In May 2019, the judge ruled that his trial would be moved to Christian County, citing heavy publicity and sensational allegations.

During his sentencing, Holt's and Cope's families each delivered victim impact statements against Parker.

[38] Federal grants were announced in August 2018 by Governor Matt Bevin to support victims during the shooter's trial, as well as for mental health professionals and a recovery plan coordinator to aid students on-site at the high school.