Luke Knox, college football player and brother of Buffalo Bills' Dawson Knox, dead at age 22

Florida International University football player Luke Knox has died at the age of 22, the school announced Thursday. Knox is the younger brother of Buffalo Bills tight end Dawson Knox. 

"We are saddened by the sudden passing of Luke Knox, a member of the FIU Football program," the university's athletics department tweeted. "We send our thoughts and prayers to Luke's family, friends and teammates during this difficult time."

Knox transferred to FIU in the offseason after playing with the University of Mississippi from 2018-2021. Mike Macintyre, who coached Knox at Ole Miss and FIU, remembered his player fondly in a statement.