JJ Watt has been officially named a suspect by the Arizona Cardinals

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for Sunday's season-opening game against the Kansas City Chiefs.

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Due to a calf problem, the veteran defensive end didn't practice all week.

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Watt's NFL career has often been marred by injuries.

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He has played eight or fewer games in four of the last six seasons

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since winning his third Defensive Player of the Year title in 2015.

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In his debut season with the Cardinals in 2021,

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Watt missed 10 games due to shoulder and biceps issues.

Ahead of his debut, the Cardinals will have to worry about several injuries.

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With a calf issue of his own, veteran tight end Zack Ertz is suspicious,

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while cornerback Byron Murphy is also suspicious due to an unexplained ailment.

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