San Francisco 49ers fullback Bruce Miller (49) runs against Baltimore Ravens free safety Kendrick Lewis (23) and inside linebacker C.J. Mosley (57) during the first half of an NFL football game in Santa Clara, Calif., Sunday, Oct. 18, 2015.
San Francisco 49ers fullback Bruce Miller (49) runs against Baltimore Ravens free safety Kendrick Lewis (23) and inside linebacker C.J. Mosley (57) during the first half of an NFL football game in Santa Clara, Calif., Sunday, Oct. 18, 2015. Ben Margot AP
San Francisco 49ers fullback Bruce Miller (49) runs against Baltimore Ravens free safety Kendrick Lewis (23) and inside linebacker C.J. Mosley (57) during the first half of an NFL football game in Santa Clara, Calif., Sunday, Oct. 18, 2015. Ben Margot AP