There undoubtedly are many people who consider Stanley "Tookie" Williams a ruthless and cold-blooded killer, fully deserving the sentence of death by lethal injection awaiting him Dec. 13. But those people, say his supporters, only see the wild-eyed young man of the early 1970s — the co-founder of the notorious Los Angeles Crips street gang. They don't see the man he's become today. A small knot of Modesto activists hope to change all that through a teach-in Saturday on Williams and the transformation they say he's undergone while confined to Death Row at San Quentin State Prison. "He's valuable to...