Noblesville middle school shooting

Evacuated students and staff march to buses outside Noblesville West Middle School after a shooting at the school on May 25, 2018 in Noblesville, Indiana.

Evacuated middle school students wait on a bus outside Noblesville High School after a shooting at Noblesville West Middle School on May 25, 2018 in Noblesville, Indiana.

A police officer interviews a student and adult outside Noblesville West Middle School after a shooting at the school on May 25, 2018 in Noblesville, Indiana.

Instructional Assistant Paige Rose reacts outside Noblesville West Middle School after a shooting at the school on May 25, 2018 in Noblesville, Indiana.

An Indiana State Police helicopter lifts off after a shooting at Noblesville West Middle School in Noblesville, Ind., on May 25, 2018.

Parents comfort each other as they wait outside Noblesville West Middle School after a shooting at the school on May 25, 2018 in Noblesville, Indiana.

Parents wait while a SWAT officer passes outside Noblesville High School after a shooting at Noblesville West Middle School on May 25, 2018 in Noblesville, Indiana.

Scene near Noblesville High School on Friday, May 25, 2018, at Noblesville West Middle School in Noblesville, Ind., after a shooting on Friday, May 25, 2018.

Scene near Noblesville High School on Friday, May 25, 208, after shooting at Noblesville West Middle School in Noblesville, Ind., after a shooting on Friday, May 25, 2018.