The initial review by the FAA's Grand Rapids, Mich., office could trigger a formal investigation by the FAA, the Lansing State-Journal reported Monday. The university and the Michigan Department of Transportation are involved in the review.
Izzo traveled by taxpayer-funded planes at least 55 times in the five-year period and Dantonio at least 47, the newspaper said.
The analysis showed Michigan State employees and guests used state planes at least 150 times, the third-most among state entities after the Michigan Department of Transportation and the Michigan State Police.
Notable deaths of 2014 [PHOTOS]