Crews of burglars publicly smashing their way into Los Angeles’ most exclusive stores. Robbers following their victims, including a star of “The Real Housewives of Beverly Hills” and a BET host, to their residences. And this week, the fatal shooting of 81-year-old Jacqueline Avant, an admired philanthropist and wife of music legend Clarence Avant, in her Beverly Hills home. After two years of rising violent crime in Los Angeles, these incidents have sparked a national conversation and led to local concern about both the crimes themselves and where the outrage over the violence will lead. “The fact that this has...