The Broward County Sheriff’s Office (BSO) didn’t “misswarning signs” or make “mistakes” in not writing up reports. The Sheriff’s office did exactly what their internal policies, procedures and official training required them to do, they intentionally ignored the signs, and intentionally didn’t generate documents. Example:
Miami Herald […] In November, a tipster called BSO to say Cruz “could be a school shooter in the making” but deputies did not write up a reporton that warning. It came just weeks after a relative called urging BSO to seize his weapons. Two years ago, according to a newly released timeline of interactions with Cruz’s family, a deputy investigated a report that Cruz “planned to shoot up the school” — intelligence that was forwarded to the school’s resource officer, with no apparent result. (read more)
It is important to understand the policy here. Broward County law enforcement (Sheriff Israel), in conjunction with Broward County School Officials (Superintendent Runcie and School Board), have a standing policy to ignore any criminal engagement with High School students.
When the police are hiding current, actual and ongoing unlawful conduct as a matter of standard procedure on a regular basis, what do we expect the police would do with reports of potential unlawful conduct? Of course they would ignore them.