Former Michigan State safeties shining in NFL preseason
Colts Khari Willis retires from NFL to pursue career in ministry
Spartans & Wolverines in the NFL: Malik McDowell makes NFL Debut
Khari Willis' retirement saves Colts roughly $2.5 million
Colts: Healthy Khari Willis has defense playing its best
Colts Khari Willis, 26, Retires After Three Seasons To Pursue
Michigan State Football: Khari Willis a 4th round steal by the Colts
MSU depth chart: Central Michigan