I need help with for Forensics (crime type) but on the more law side

1. Corpus delicti

2. Burden of proof

3. Securing the crime scene

4. Chain of custody

5. Physical evidence which could provide a lead

6. First responders

7. Reconstruction

8. Initial walkthrough

9. Search warrant

counter-terrorism incorporates the practice, military tactics, techniques, and strategy that government, military, law enforcement, business, and intelligence agencies use to combat or prevent terrorism.

basically prevent, pursue, protect, and prepare, google it if you need more info