Gunman kills 19 children, 2 teachers in Texas school rampage

THE 18-year-old gunman who slaughtered 19 children and two teachers at a Texas elementary school barricaded himself inside a single classroom and “began shooting anyone that was in his way,” authorities said Wednesday in detailing the latest mass killing to rock the U.S.

Law enforcement officers eventually broke into the classroom and killed the gunman. Police and others responding to Tuesday’s attack also went around breaking windows at the school to enable students and teachers to escape, Lt. Christopher Olivarez of the Texas Department of Public Safety said Wednesday on NBC’s “Today.”

Olivarez told CNN that all the victims were in the same fourth-grade classroom at Robb Elementary.

The killer “barricaded himself by locking the door and just started shooting children and teachers that were inside that classroom,” he said. “It just shows you the complete evil of the shooter.”

Investigators did not immediately disclose a motive but identified the