The Detroit Lions promoted cornerback Chris Greenwood from the practice squad with rookie cornerback Darius Slay ruled out with a knee injury.
Greenwood was drafted in the fifth round by Detroit last year.
He was with the Dallas Cowboys before being released and re-signed by Detroit.
The Lions cut wide receiver-kick returner Micheal Spurlock.
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Aaron Wilson covers the Ravens for The Baltimore Sun.
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SEP 02 Jeff Fedotin
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AUG 28 Joel Corry
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AUG 26 Joel Corry
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