Spartan Ops Episode 3 Trailer

This week on Halo 4: Spartan Ops — Some call Dr. Catherine Halsey a war criminal, others believe her creation of the Spartans saved humanity from extinction. Whatever you believe, right now she is the UNSC Infinity’s only hope to understand the mysterious artifact retrieved from Requiem, and she needs your boots on the ground to get more intel, Spartan.

Halo 4 is available now for the Xbox 360.