Vikings intend to retain Mike Zimmer, Rick Spielman
Sources - Vikings head coach Mike Zimmer agrees to multiyear contract extension - ESPN
Fan Reaction to Mike Zimmer & Rick Spielman Departures
Assessing Spielman's 2020 Draft Trades - Daily Norseman
Mike Zimmer's 2020 Contract Option Picked Up by Vikings, News, Scores, Highlights, Stats, and Rumors
Who are You Firing? - Daily Norseman
When the bough breaks: Vikings were a team on edge at end of Spielman-Zimmer era
Vikings pick up 2020 option on Zimmer
Minnesota Vikings coach Mike Zimmer has been linked to the Cowboys job by four different outlets - Blogging The Boys
Vikings news: Mike Zimmer's girlfriend goes off on Rick Spielman in crazy rant
Minnesota Vikings: Cowboys set to make coaching change, sparking Mike Zimmer speculation - Bring Me The News
No playoffs helped seal fate of Mike Zimmer and Rick Spielman - ESPN - Minnesota Vikings Blog- ESPN
The Case For Keeping Zimmer and Spielman - Zone Coverage
Rick Spielman Signs Contract Extension