Members of the Coast Guard 17th District Response Advisory Team and National Strike Force Pacific Strike Team, set up a mobile command post outside of Barrow High School during the Operation Arctic Guardian oil spill response seminar in Utqiagvik, Alaska, July 25, 2017. In the case of a pollution response, the mobile command post is deployable by a Coast Guard C-130 Hercules aircraft. U.S. Coast Guard photo by Petty Officer 1st Class Jon-Paul Rios.