Following up on a previous item. ... The only player who did not practice for Detroit was running back Theo Riddick, who has been slowed by a knee injury.

He didn't play last week against Miami, and with just one practice left this week, his chances of suiting up against Seattle don't seem great either.

That said, I'll continue to follow up and bring you more after Friday's practice.

Also. ... Golden Tate (ankle) was upgraded to full participation on Thursday.