27-year-old former Marine Austin Anderson, of Ringwood, Oklahoma, succumbed to his injuries in hospital
Had served two tours in Iraq before attending Oral Roberts University
Hannah Luce, 22, survived the Cessna crash after he pulled her to safety
23-year-old Luke Sheets of Ephraim, Wisconsin, was flying the plane
National Transportation Safety Board investigating cause of the crash
A Marine made the ultimate sacrifice as he pulled his college friend to safety after a small plane [...]
