San Francisco 49ers' Jeremy Kerley (17) runs against Arizona Cardinals' Tony Jefferson during the first half of an NFL football game in Santa Clara, Calif., Thursday, Oct. 6, 2016.
San Francisco 49ers' Jeremy Kerley (17) runs against Arizona Cardinals' Tony Jefferson during the first half of an NFL football game in Santa Clara, Calif., Thursday, Oct. 6, 2016. Marcio Jose Sanchez AP
San Francisco 49ers' Jeremy Kerley (17) runs against Arizona Cardinals' Tony Jefferson during the first half of an NFL football game in Santa Clara, Calif., Thursday, Oct. 6, 2016. Marcio Jose Sanchez AP

Snap counts: Kerley is king; Armstead takes on Buckner’s workload

October 07, 2016 08:40 AM