On June 2, local time, U.S. Senator Roland Gutierrez (Roland Gutierrez) of Texas said that due to a system failure, the commander at the scene of the shooting at Rob Elementary School in Uvalde did not receive a message from inside the school building. Personnel alarm call notification.

  He pointed out that the shooting at Rob Elementary School showed "errors at every level, including the legislative level."

(CCTV reporter Xu Dezhi)