[smokingfrog]

The autopsy will most likely show that Caldwell was high on something.

[rawcatslyentist]

Don't count on it. Those spice and salts are freaky chemical monsters that only gas spec can find, and even when it does find them it still doesn't know what they are.

Of course cannabis is a natural substance our bodies are designed to accept, so it stays in the body because the body doesn't recognize it as a foreign substance. They have tests for cannabis and it is readily found. It doesn't cause the walking in traffic behavior though. However it will be blamed for it by the HJ Anslinger zombies.