Mike Krzyzewski -- Good Genes or Good Docs?

Mike Krzyzewski is one handsome (blue) devil.

Here’s a 47-year-old version of a young Coach K taking an interview back in 1994 (left) and 23 years later ... the five-time NCAA tournament Champion -- who’s currently making his 32nd appearance in the Big Dance as the Head Coach of Duke Men's Basketball -- at a post-game press conference last week (right).

Madness!

The question is...