The FBI has provided a venue to collect information of complaints such as this.
Evidence suggests many of these E-mails originate from foreign countries.
NRS 199.180 Irregularity in administering oath or incompetency of witness no defense.
(5) Elude, evade or ignore any request to appear or legal process summoning him to appear to testify or supply evidence.
(6) Absent himself from any proceeding or investigation to which he has been legally summoned.
No cops likes to get citizen complaints, and some of them are unfounded or exaggerated.
Be truthful when you complain; don't make claims that didn't happen.