The Arizona Cardinals go into halftime down 14-10 to the Indianapolis Colts. With quarterback Kyler Murray ruled out for the contest, it appears the team will be without its star wideout Marvin Harrison Jr . as well.

Harrison, who is 23 years old, landed on his back on a play where his head bounced hard off the ground. The former first-round pick was taken to the locker room shortly after the play. Expand Tweet

Reports indicate that Marvin Harrison Jr. went under concussion protocol , according to ESPN's Adam Schefter. The Cardinals officially ruled Harrison out before the start of the second half. Article Continues Below

“Cardinals now have downgraded WR Marvin Harrison Jr. to out due to a concussion.”

Harrison ends the day with two receptions for 32 yards. Through the six g

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