The man on trial for bludgeoning Paul Pelosi in his San Francisco home with a hammer truly believed he was trying to save the world from a secret cabal of high-profile pedophiles, his defense attorney told a San Francisco court Thursday. At the opening of the federal trial against David DePape his legal team said they won’t dispute that he hit Pelosi — an incident caught on police bodycam — but they would explain he was motivated by internet conspiracy theories that the “liberal ruling class” spread lies and abused children. Defense attorney Jodi Linker told jurors: “This is not...