Portions of the jet is lifted by a crane before being put on a flatbed truck Tuesday March 19, 2013 from a home along Iowa Street in South Bend, Ind. The private jet crashed Sunday near the South Bend Regional Airport, killing two men on board, including former Oklahoma University quarterback Steve Davis. The jet from Sunday's crash was taken to a hangar in the South Bend Regional Airport for further investigation. (AP Photo/South Bend Tribune, Greg Swiercz)

Portions of the jet is lifted by a crane before being put on a flatbed truck Tuesday March 19, 2013 from a home along Iowa Street in South Bend, Ind. The private jet crashed Sunday near the South Bend Regional Airport, killing two men on board, including former Oklahoma University quarterback Steve Davis. The jet from Sunday's crash was taken to a hangar in the South Bend Regional Airport for further investigation. (AP Photo/South Bend Tribune, Greg Swiercz)

This undated photo provided by OU Athletics Communications shows quarterback Steve Davis playing football. A University of Oklahoma official says the starting quarterback for Oklahoma's national championship teams in 1974 and 1975 is one of two men killed when a small plane slammed into a house in northern Indiana on Sunday, March 17, 2013. St. Joseph County Coroner Randy Magdalinski identified the victims of Sunday's crash as 60-year-old Steven Davis and 58-year-old Wesley Caves, both of Tulsa, Okla. (AP Photo/OU Athletics Communications)

In this June 28, 2007 file photo, former University of Oklahoma quarterback Steven Davis speaks at the Petroleum Club in Oklahoma City, Okla. A University of Oklahoma official says the starting quarterback for Oklahoma's national championship teams in 1974 and 1975 is one of two men killed when a small plane slammed into a house in northern Indiana. St. Joseph County Coroner Randy Magdalinski identified the victims of Sunday's crash as 60-year-old Steven Davis and 58-year-old Wesley Caves, both of Tulsa, Okla. (AP Photo/The Oklahoman, Jaconna Aguirre)