We mentioned last week that wide receiver A.J. Jenkins and cornerback Nnamdi Asomugha were both on the roster bubble with the San Francisco 49ers. They have gone in different directions since. Jenkins is now a member of the Kansas City Chiefs,Adidas Supercolor Amarillas, while it sounds like Asomugha is on his way toward locking up a roster spot in San Francisco. Matt Barrows of The Sacramento Bee passes along word that 49ers defensive coordinator
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