4 missing after helicopter departing oil platform crashes in Gulf of Mexico December 30, 2022 This content is for Corporate, Corporate - Nominees, and Individual members only. Join NowAlready a member? Log in here Share: Older Post CSB Releases Final Report into 2018 Husky Superior Refinery Explosion and Asphalt Fire in Wisconsin Newer Post Process Safety Beacon January 2023 – Effects from changes may take years to appear!