Marines Injured at California Beach after Asking Teenagers to Stop Fireworks

Five minors were arrested for beating three Marines on a pier in San Clemente, California
The Marines were assaulted after asking a group of 30-40 teenagers to stop setting off fireworks
Video footage shows one Marine being attacked from behind which led to a larger brawl
Nine teenagers have been arrested and charged though more suspects are still being pursued
Though the atmosphere was initially friendly, the situation escalated violently leading to the Marines' injuries