ALLEN PARK, Mich. (AP) The Detroit Lions activated offensive tackle LaAdrian Waddle and defensive end Jason Jones from the physically-unable-to-perform list Sunday.

Waddle was sidelined by partially torn anterior cruciate ligament, and Jones had a minor surgical procedure on his knee. Both players participated in practice Sunday.

Rookie cornerback Alex Carter returned to practice. He has missed most of camp with an ankle injury.

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The Lions also announced the signings of linebacker Justin Cherocci and defensive end Erik Williams.