Pelley good evening. Junior seau was one of the fiercest linebackers in the nfl. He had nearly 2,000 tackles on his way to 12 pro bowls and a super bowl. But retirement was even more punishing. Saw au had emotional problems late in life that ended in suicide. And today researchers say that they found that seau who was only 43 years old was suffering from degenerative brain disease as the result of his career in americas favorite game. The findings add to a growing body of evidence that has the attention of players, parents and the nfl. Seth doa ne has the seau report. Reporter junior seau was a star nfl linebacker for 20 years. Last may, two years after retiring, he shot himself. This was his mother louisa. But i pray to god, please, take me take me, leave my son but its too late, too late. Reporter seaus family donated his brain for analysis because they suspected his suicide was linked to head injuries suffered on the field. Todays report identifies brain abnormallities consistented