Aiyuk, 49ers at impasse in negotiations; fantasy football preview with Matthew Berry

Matt Maiocco and Jennifer Lee Chan break down what Brandon Aiyuk missing practice means for the 49ers moving forward, Kyle Shanahan and John Lynch’s frustrations with the situation overall and the latest roster moves for San Francisco. Then, fantasy football legend and NBC Sports' Matthew Berry stops by to discuss all things 49ers, including expectations for Aiyuk, Deebo Samuel, Brock Purdy and more!

(1:26) Aiyuk fails to practice for 49ers

(7:25) When to expect Williams’ return

(12:10) 49ers announce more roster moves

(18:02) Berry shares his expectations for McCaffrey

(25:08) Berry on Deebo and Kittle’s fantasy outlook

(32:36) Expectations for the 49ers' defense

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