A teenager who opened fire at a Dallas high school on Tuesday was able to bypass metal detectors by entering through an unsecured door, authorities said.

Tracy Haynes Jr., 17, has been charged with aggravated assault mass shooting after he injured five students amid the rampage ...

The student accused of injuring four in a shooting at a Dallas high school was let into the building through an unsecured door, according to an arrest warrant released.

Four students were injured in a shooting Tuesday afternoon at Wilmer-Hutchins High School in southeast Dallas, police said.

A suspect has turned himself into police after several people were shot at a Dallas ISD high school, an arrest affidavit said ...

Dallas police responded just after 1 p.m. to a shooting incident reported at Wilmer-Hutchins High School, located at 5500 ...

The Dallas Independent School District reported a "shooting incident" at the school just after 1 p.m. Tuesday.

Hours after the shooting, officials said the suspect had evaded security protocols at Wilmer-Hutchins High School.

A 17-year-old turned himself in after a mass shooting at Wilmer-Hutchins High School that left five students injured. Police ...

Jason Evans, a Dallas Fire-Rescue spokesman, told the Dallas Morning News that three of the students were between the ages of ...