In the past ten days, there have been many shooting incidents in the United States caused by misunderstandings caused by negligence. This reflects the tearing of American society, frequent violent incidents and people's distrust of each other.

Nearly 1/5 of American adults said they had lost their families due to gun violence, and the vast majority said they sometimes worried that they or their families would become victims of gun violence. Gun violence has now surpassed car accidents as the number one cause of death for minors in the U.S.