Pilots aboard an HC-130 Hercules airplane review charts and visual application on their electronic flight bags while en route back to Oahu from Midway Island to medically evacuate a mariner, Oct. 20, 2019. Oct. 18, JRCC Honolulu watchstanders received a call from Rescue Coordination Center Stavanger, in Norway, reporting the mariner was experiencing a medical emergency aboard the 610-foot Norwegian-flagged Motor Tanker Leikanger. (U.S. Coast Guard photo by Lt. Jeff Henkel/Released)