This Nov. 20, 2016 photo shows Minnesota Vikings head coach Mike Zimmer standing on the field before an NFL football game against the Arizona Cardinals in Minneapolis. Zimmer is having emergency eye surgery, about a month after he had an initial procedure to repair a torn retina. Vikings general manager Rick Spielman said Wednesday, Nov. 30, 2016 that Zimmer was having the operation and uncertain to recover in time for the team's game against Dallas on Thursday night. (AP Photo/Andy Clayton-King)
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