When Andrew Luck decided Stanford needed to change its head football coach at an unusual time in late March, he turned to a familiar face.

Luck was hired in November by new school President Jon Levin to rebuild Stanford's struggling football program after four straight seasons with a 3-9 record, including the last two with Troy Taylor in charge.

Andrew Luck almost retired one year earlier. Entering the 2018 season -- his seventh with the Indianapolis Colts -- fresh off of a 2017 campaign spent on the sidelines due to a shoulder injury, Luck had serious questions about his future.