Here is the second CG episode created for Halo 4's Spartan Ops.
Axis Animation Behind the Scenes of Halo 4: Spartan Ops
Axis Animation go behind the scenes on their amazing Halo 4: Spartan Ops CG cinematics.
Halo 4 - CG Intro
Digic Pictures have created this CG intro for Halo 4's single player campaign.
Halo 4: Forward Unto Dawn - Episode 3
The third episode has been released for Halo 4: Forward Unto Dawn.