Where is the A.I. file for Combine Soldier?

I planed to enhance Combine soldier’s A.I.
However, I CANNOT FIND THE LUA FOR npc_combine_s!
Does anyone know where it is?

(User was banned for this post ("Read the Sticky [JohnnyMo1]" - Asaratha))

Those don’t use Lua files, the AI they use is inside the games binaries :frown: