Gardner knew the girl and was a former neighbor of hers , the report said . Officials say Amber Dubois followed girl , 14 , but was scared off . Gardner admitted killing KTLA-TV , 17 , and Gardner , 14 . Jogger who was attacked also identified Gardner , documents show . Probation report reveals details of earlier sexual assault of teenage neighbor .
Officials say Amber Dubois followed girl , 14 , but was scared off . Gardner admitted killing KTLA-TV , 17 , and Gardner , 14 . Jogger who was attacked also identified Gardner , documents show . Probation report reveals details of earlier sexual assault of teenage neighbor .