Anyone who is filming from 8-10 feet away who is approached by an officer who wishes for the filming to cease.
and the vague "enforcing the law". The fear is that the bad actors will always claim they were enforcing the law.
====================== For the purposes of this section, "law enforcement activity" means any of the following:
1. Questioning a suspicious person.
2. Conducting an arrest, issuing a summons or enforcing the law.
3. Handling an emotionally disturbed or disorderly person who is exhibiting abnormal behavior.
Definitely not true here in King County Washington, but Arizona is probably very different.