Minnesota Vikings quarterback Case Keenum, right, takes a snap from center Pat Elflein during practice Thursday, Jan. 18, 2018 in Eden Prairie, Minn. for the upcoming NFC Championship football gam …

Minnesota Vikings quarterback Case Keenum, right, takes a snap from center Pat Elflein during practice Thursday, Jan. 18, 2018 in Eden Prairie, Minn. for the upcoming NFC Championship football game in Philadelphia. (AP Photo/Jim Mone)