he was read his miranda warnings, offered attorneys, et cetera, he went into details about what he had done. he admitted to what he had done. reporter: the county sheriffs office also revealed that there were red flags about the shooter well before monday s mass killing. in april of 2019, police were called about a suicide attempt of his. five months later, a relative contacted police after the suspect threatened to quote kill everyone in the family. but still, he was able to obtain the illinois equivalent of a gun license in 2020. today the prosecutor tried to explain it. there was never a firearm restraining order. that s what i had used the term red flag. that type of order mr. crimo has never been involved in that type of order. that s an order where family members and other individuals can go to a court and ask that somebody have firearms taken and not be allowed to piurchase firearms. that did not happen in mr. crimo s case. cnn security correspondent, josh gamb