Through his well-chronicled derelictions of duty, Roger Mahony, the cardinal emeritus of Los Angeles, placed a number of ticking time bombs near his successor's feet. Last week, one of them went off. Archbishop Jose Gomez, who replaced Mahony last year, announced that Los Angeles auxiliary bishop Gabino Zavala had submitted his resignation to the Vatican after fessing up about two children he fathered years before.The media fatuously describes this scandal as Archbishop Gomez's first "controversy." But it belongs entirely to his predecessor. Cardinal Mahony appointed Zavala to his position in 1994. Did Cardinal Mahony know about Zavala's children? (The Los...