The pool had been wired to discourage two pet Rottweilers from jumping in, the Daily News has learned. But 14-year-old Victor Dario Avila did not know that when he jumped in to cool off Saturday. His father, Victor Sr., 35, was killed when he leaped in to try to save his son, police said. "They didn't know the pool was wired," an investigator told The News. "The boy jumps in, and when his father saw him being electrocuted, he also jumps in.