Officers could have stopped Uvalde gunman three minutes after he entered school, Texas public safety chief testifies

Law enforcement authorities had enough officers on the scene of the Uvalde school massacre to have stopped the gunman three minutes after he entered the building, the Texas public safety chief testified Tuesday, pronouncing the police response an "abject failure."

Police officers with rifles instead stood and waited in a school hallway for nearly an hour while the gunman carried out the May 24 attack at Robb Elementary School that left 19 children and two teachers dead.

Police officers with rifles instead stood and waited in a school hallway for nearly an...