A new report from the Advanced Law Enforcement Rapid Response Training (ALERRT) Center at Texas State University shows that law enforcement responding to the Uvalde school shooting on May 24 had three missed chances to slow the gunman before the fatal shooting that resulted in the deaths of 19 students and two adults. According to the report, a Uvalde officer armed with a rifle sighted in to shoot the 18-year-old gunman before he entered the school but instead waited for permission from a supervisor. The report states that the officer turned to the supervisor "to get confirmation" about shooting the...