49ers' JaMycal Hasty out indefinitely; status of Elijah Mitchell, Trey Sermon uncertain
49ers' breakout back: Will sixth-round rookie Mitchell get starting shot? – Daily Democrat
49ers hurting at cornerback, running back after loss to Seattle
49ers RB depth chart: Trey Sermon, Kerryon Johnson, Jacques Patrick highlight potential leaders of banged-up backfield
Added size: Examining how the 49ers are restocking their beaten-up offensive backfield - The Athletic
San Francisco 49ers rule RB JaMycal Hasty out; status of Elijah Mitchell, Trey Sermon still to be determined - ESPN
San Francisco 49ers: General Manager John Lynch updates Elijah Mitchell's status
Forty Niners Beat Reporter on order of RB reps at Wednesday's practice: “Seemed to be: Mitchell, Hasty, Sermon. But I promise you it was Mostert, Sermon, Mitchell heading into Week 1, so
Kyle Shanahan: 49ers RB Elijah Mitchell on track to return after the bye week