Law enforcement waited about an hour and 20 minutes to breach the classroom where a gunman killed 19 children and two teachers in Uvalde, Texas last month, even though they knew that some victims in the classroom were still alive and needed urgent medical attention, according to a review of investigative records by the New York Times. The new details offer a clearer timeline of the police response to the tragedy, which has been marred by contradictions and inaccurate information from officials. Pete Arredondo, the Uvalde school police chief who assumed the role of incident commander at the scene, decided...