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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JUL 24 Joel Corry
Offensive tackle Lane Johnson’s mistake will cost him close to $1 million.
JUL 21 Jesse Lawrence
Denver leads the list in the secondary market.
JUL 21 Jeff Fedotin
Alouettes have QB on their negotiation list.