Here is a concise original summary based on the information published by the source. Coast Guard searching for missing medical plane carrying 6 people NPR‘You’re coming in blind?’ Medical plane flying to Boston from Bermuda goes missing off Nantucket bostonglobe.comSearch Underway for Missing Plane Heading From Bermuda Off Nantucket The New York TimesAircraft reportedly declared emergency before losing contact WPRI.comMedical plane with 6 on board missing off Massachusetts coast BBC For the full context and any later updates, use the original source link.