News release: “A new national study reveals that nearly 7.8 million adolescents aged 12 to 17, almost one third (30.9 percent), participated in any of three violent behaviors over the past year. The study, conducted by the Substance Abuse and Mental Health Services Administration (SAMHSA), showed that 22.6 percent of adolescents reported having participated in a serious fight at school or work; 16.1 percent reported involvement in group-against-group fighting; and 7.5 percent reported attacking others with intent to seriously hurt them.”