Kerby Joseph hasn't played in a month, and it's unclear when the Pro Bowl safety will see the field again.

Detroit Lions coach Dan Campbell said Joseph will not practice today as he continues to rest a knee injury that's bothered him since training camp.

Joseph last played in the Lions ' Oct. 12 loss to the Kansas City Chiefs, and while Campbell said Joseph is feeling "better," he could miss his fourth straight game Sunday against the Philadelphia Eagles .

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