Live updates | Man sent Facebook messages before shooting


              A law enforcement personnel lights a candle outside Robb Elementary School in Uvalde, Texas, Wednesday, May 25, 2022. Desperation turned to heart-wrenching sorrow for families of grade schoolers killed after an 18-year-old gunman barricaded himself in their Texas classroom and began shooting, killing several fourth-graders and their teachers. (AP Photo/Jae C. Hong)
            
              Democrat Beto O’Rourke, who is running against Abbott for governor this year, interrupts a news conference headed by Texas Gov. Greg Abbott in Uvalde, Texas Wednesday, May 25, 2022. (AP Photo/Dario Lopez-Mills)
            
              The archbishop of San Antonio, Gustavo Garcia-Siller, comforts families outside of the Civic Center in Uvalde, Texas Tuesday, May 24, 2022. (AP Photo/Dario Lopez-Mills)
            
              Kladys Castellón prays during a vigil for the victims of a mass shooting at Robb Elementary School in Uvalde, Texas, on Tuesday, May 24, 2022. (Billy Calzada/The San Antonio Express-News via AP)
            
              President Joe Biden speaks about the mass shooting at Robb Elementary School in Uvalde, Texas, from the White House, in Washington, Tuesday, May 24, 2022, as first lady Jill Biden listens. (AP Photo/Manuel Balce Ceneta)
            
              Police walk near Robb Elementary School following a shooting, Tuesday, May 24, 2022, in Uvalde, Texas. (AP Photo/Dario Lopez-Mills)