The video above is the Batman Arkham Knight Chapter 2 Walkthrough and shows how to complete Chapter 2, featured in Batman Arkham Knight.
The video walkthrough covers the following objectives:
Rendezvous with Gordon.
Rescue the Missing ACE Chemicals Workers.
Use the Access Terminal.
Scan the ACE Chemicals Plant.
Escort the ACE Chemicals Worker to Gordon.
Rescue the Remaining ACE Chemicals Workers.
Escort the ACE Chemicals Worker to Gordon.
Stop Scarecrow from Blowing Up ACE Chemicals.
Escape ACE Chemicals.
