A person walking on the shore at Island Beach State Park found the debris and alerted police who forwarded it to Long Island , New York , where the National Transportation Safety Board and the FBI are conducting an investigation .
<response> A person walking on the shore at <location>Island Beach State Park</location> found the debris and alerted police who forwarded it to <location>Long Island</location> , <location>New York</location> , where the <organization>National Transportation Safety Board</organization> and the <organization>FBI</organization> are conducting an investigation . </response>