in a statement that he is profoundly sorry and, quote, this chaotic incident resulting in the death of an innocent child is tragic and devastating for everyone involved. the apology comes as the department faces scrutiny for firing multiple rounds in a crowded store. law enforcement experts say that it is too early to know exactly what went wrong. what is the protocol when police are pursuing a suspect who may be armed in a crowded place like a store? >> you being the law enforcement official have a responsibility to be sure that you keep everyone safe. you want to be able to place your shot in the right place. but unfortunately, that may not always happen. and that is what makes this very sad and tragic. >> reporter: the deadly incident is currently under investigation by both the los angeles police and the california department of justice. >> police of priscilla thompson