I spent a lot of years in the Navy Reserve. There are a lot of cops in the Navy Reserves, most of them were just as easy to get along with as anybody else. But one thing about cops in the Navy Reserves is that they are very cliquish. It sounds like Dorner was a demented lefty to begin with, then he loses the esteem that comes with being one of LA's finest, then to top it all off he probably gets shunned by the shipmates in his cop clique. Then:
Everything's against me.