Here's a look at the youngest coaches to make a Final Four since the NCAA Tournament expanded to 64 teams in 1985: ...

Tobacco Road rivals Mike Krzyzewski and Roy Williams retired. Jay Wright and Tony Bennett both did, as well, though given their relative youth, their decisions were a bit more of a surprise.

Together, the trio remains part of the shrinking old guard of coaches. The profession becomes increasingly younger with each successive retirement, a list that includes national championship winners ...

On paper, the four coaches in San Antonio are incredibly different, but the one thing they have in common outshines all the dissimilarities.

The profession becomes increasingly younger with each successive retirement, a list that includes national championship winners Roy Williams, Jay Wright, Mike Krzyzewski, Tony Bennett and Jim Boeheim.

The profession becomes increasingly younger with each successive retirement, a list that includes national championship winners Roy Williams, Jay Wright, Mike Krzyzewski, Tony Bennett and Jim Boeheim.