Transcript for What Happened to Michael Philbin?
-- now to a tragic and mysterious loss for the Green Bay Packers family the son of offensive coordinator Joseph Philbin has been found dead. After an apparent drowning but this morning many questions remain unanswered. In this case. Police are trying to piece together Michael Philbin -- final hours this morning calling the case an ongoing investigation. We are asking anyone with that has additional information to contact the -- whose department. Filled the 21 year old son of Green Bay Packers offensive coordinator Joseph Philbin was found dead Monday in the icy waters of the fox river in Oshkosh Wisconsin. He was phoned in open water in the general vicinity that -- security guard had stated that it seems somebody struggling in the water. Friends of the college students say they last -- -- in late Saturday night. On Sunday they filed a missing persons report according to police and non distress phone call was sent from filled and sell it to -- Sunday morning. Fewer than thirty minutes later a nearby security guard called the police after seeing a person some thirty yards offshore in the partially frozen river. And -- a man call for help. Police did not suspect foul play. But they say they don't know what happened. Word of the death comes just days before this -- packers' playoff game against the New York Giants -- father Joseph released a statement saying quote we love Michael so much and will miss him dearly he loved his family friends and life. His memory will live on in the hearts and minds of all who knew him. An autopsy results are not expected for at least another month it's unclear whether Joseph Philbin will return to work with the Packers this week.
This transcript has been automatically generated and may not be 100% accurate.