With the hirings of Glenn and Mike Vrabel by the New England Patriots during this cycle, the NFL has five coaches who once played for the teams they're now leading. They join Detroit's Dan Campbell, Houston's DeMeco Ryans and the Los Angeles Chargers' Jim Harbaugh.

After a highly questionable officiating performance during Saturday's divisional-round game between the Kansas City Chiefs and the Houston Texans, Houston coach DeMeco Ryans bluntly shaded

The NFL is a fickle business and nothing shows that more than Bobby Slowik's firing by the Houston Texans. As the offensive coordinator in a team with a defensive head coach, DeMeco Ryans, he was widely credited with establishing an offense that brought out the best in rookie quarterback C.J. Stroud last year.