A former Boy Scout confessed in emotionally charged court testimony to killing his former troop leader, but said it was due to the repeated sexual abuse and rape he suffered at the hands of the man, beginning at the tender age of 8. “From the time I was 8 years old until I was 12, I was sexually assaulted and raped by Dennis Pegg,” said Clark Fredericks, a former scout who spoke in a tense Newton, New Jersey, courtroom about the reasons for his killing. Pegg also served as a Sussex sheriff’s officer, NBC New York reported. He was killed...