KXAS NBC 5 Dallas-Fort Worth: “Multiple people are wounded after a shooting at Timberview High School in Arlington, police confirm. The Mansfield ISD has confirmed in a letter to parents that police are investigating an active shooter situation at the high school.
“The letter goes on to add that students and staff are currently locked in their classrooms/offices and no visitors are being permitted at this time. NBC 5 crews have seen officers with long guns running from the parking lot and into the school.
“The school is currently on lockdown. Timberview High School is a part of the Mansfield Independent School District.”