Sheriff Ed Gonzalez says they are treating this incident as a double murder-suicide.
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"Family issues will be part of our background investigation. It's standard procedure to investigate everyone. If there's some information about any conflict that will be important to know," Sheriff Gonzalez said.
ABC13's Charly Edsitty at scene of three found dead in Katy
Authorities said they received a call from a Reyna Isabel Perez around 3:50 a.m., who claimed she could not find her family.
When deputies arrived, they searched the house and found the bodies of Maria Perez, 15, Isabella Perez, 14, and their stepfather, Victor Portillo in a bedroom on the second floor of the home.
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"These situations are always very traumatic. The loss of three lives is so unique. It doesn't happen all the time. Our hearts go out," said Sheriff Gonzalez.
A spokesperson with Katy ISD confirmed Maria and Isabella were attending Mayde Creek High School. The following letter was sent to parents in light of the tragic event:
Dear Parent,
It is with a heavy heart that we inform you about a recent loss to our school community. Earlier today, we were informed of the loss of two students who attend our school. This loss is sure to raise many emotions, concerns, and questions for our entire school, especially our students.
Mayde Creek High School and Katy ISD have a Crisis Intervention Team made up of professionals trained to help with the needs of students, parents, and school personnel at difficult times such as this. We have counselors and LSSP's (Licensed Specialists in School Psychology) available for any student who may need assistance surrounding this loss. The Crisis Intervention Team will be on site beginning tomorrow morning.
We are saddened by the loss to our school community and will make every effort to help you and your child as needed.
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