Passenger Lands Plane After Pilot Falls Ill

Small plane crash landed at Martha's Vineyard Airport after pilot had medical emergency during approach.
Female passenger took control of aircraft and attempted landing without landing gear, damaging plane.
Pilot hospitalized in serious condition, passenger sustained minor injuries.
Crash investigation underway by state police, FAA, and NTSB.
Plane departed Westchester County, NY with pilot and passenger Connecticut residents.