Packers offensive lineman Cole Madison has been away from the team since the conclusion of the offseason program in June. His absence has been shrouded in mystery, and now a return to football seems uncertain.



The Athletic Wisconsin has learned that Madison’s absence can be linked to emotional distress brought on by the suicide of a close friend and former teammate. Four sources said Madison has been deeply affected by the tragic death of Washington State quarterback Tyler Hilinski, who took his own life on Jan. 16, 2018, two weeks after playing in the San Diego County Credit Union Holiday Bowl.



And while Madison attempted to move forward with his professional career, sources said he eventually decided to separate himself from the game that left his friend with chronic traumatic encephalopathy, better known as CTE.



“The death of Tyler is in his head,” a source familiar with Madison’s situation told The Athletic Wisconsin. “I...