Helmet communication has come to major college football, with one player — the quarterback on offense, typically the on-field play-caller on defense — being able to hear voice instructions from the sideline until 15 seconds remains on the play clock.

Florida International returned to the practice field Friday, its process of grieving teammate Luke Knox just beginning.

Teammates of Luke Knox returned to practice two days after the death of the 22-year-old linebacker and they and their coach are grieving.

Officials at the Florida International University say that according to reports from Miami-Dade police there was no foul play involved in the death of a 22-year-old linebacker.

Florida International University says football player Luke Knox has died.

Mike MacIntyre, formerly the head coach at Colorado and San Jose State, was named Florida International University's sixth head coach in program history, replacing Butch Davis.