A knee injury sent shockwaves through the NFC West once again when Arizona Cardinals quarterback Carson Palmer suffered a torn ACL on Sunday following a seemingly innocuous plant of his left leg. He joins fellow NFC West quarterback Sam Bradford on the sidelines, who tore his ACL in the preseason.
NFL Network's Albert Breer reported the Cardinals' concern for Palmer's injury shortly after it occurred. Head coach Bruce Arians—via NFL.com's Dan Hanzus—confirmed the diagnosis on Monday.
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