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Plenty of head coaching vacancies remain for NFL teams heading into the 2015 offseason.

Which landing spots are likely for Mike Shanahan? Where would he be a good fit? According to ESPN Insider Adam Schefter (h/t ESPN.com's Mike Rodak), the Bills have expressed interest.

Watch as Adam Lefkoe and Bleacher Report NFL Insider Jason Cole discuss Shanahan's coaching future in the video above.