Testing is beginning at more than a dozen schools to determine if the contagious and potentially fatal disease has spread.
Education
A tuberculosis investigation is underway involving a person with active TB who was on 26 Clark County School District campuses and at a district training center.
The three professors were killed inside Beam Hall on Wednesday along with a visiting professor who was wounded.
CCSD was placed on the list of open Title VI shared ancestry investigations on Nov. 21.
An individual at the school has tested positive for the bacterial disease that can be transmitted between people in close proximity by breathing the same air over a period of time.
The school was placed on a brief lockdown “out of an abundance of caution,” according to a letter that its principal sent to parents after the incident.
Durango High School Principal Stacie Nelson stated in a letter to parents that Clark County School District police arrested the person on Tuesday.
The juvenile who was arrested Friday was not a student at the school, according to the principal.
Rancho Principal Darlin Delgago said a staff member found the weapon and contacted Clark County School District police. The Metropolitan Police Department is investigating.
A parent or guardian was arrested Wednesday morning at a northeast valley high school campus, according to an email sent to parents.
The outbreak at Wayne Tanaka Elementary School in the southwest valley began around Jan. 27, according to the health district.