Only when cops entered Rodger’s nearby apartment did they find his first victims: three multiply-stabbed men whose names were withheld Saturday night, pending family notification. It remained unclear Saturday night if any of the three were Rodger’s two roommates. He had written in the manifesto that he would “have to kill” them so he could turn the place into “my personal torture and killing chamber.” “I will start luring people into my apartment, knock them out with a hammer, and slit their throats. I will torture some of the good looking people before I kill them, assuming that the good...