The AFC West underwent a dramatic shakeup on Friday with the arrival of Pete Carroll as Las Vegas Raiders head coach – rekindling his longstanding rivalry with Los Angeles Chargers head coach Jim Harbaugh in the process.

After a year away from the game, former Seattle Seahawks head coach Pete Carroll is officially returning to football. On Friday morning it was announced the Las Vegas Raiders were signing the Seahawks legend to be their next head coach.

The Raiders were among the front-runners to land Detroit Lions offensive coordinator Ben Johnson, but had to pivot when Johnson took over in Chicago. Here's a look at how the NFL world reacted to that pivot, and the hiring of Carroll: