Minnesota Vikings quarterback Case Keenum (7) plays against the Green Bay Packers before an NFL football game in Minneapolis, Sunday, Oct. 15, 2017. (AP Photo/Jim Mone)Given the time Vikings offensive coordinator Pat Shurmur spent in Philadelphia, at the controls of Chip Kelly’s fast-paced spread offense, it probably shouldn’t be surprising to see some elements of the scheme make their way into what the Vikings are doing under Shurmur.