San Francisco 49ers head coach Kyle Shanahan, left, watches practice with general manager John Lynch during NFL football training camp Friday, July 28, 2017, in Santa Clara, Calif.
San Francisco 49ers head coach Kyle Shanahan, left, watches practice with general manager John Lynch during NFL football training camp Friday, July 28, 2017, in Santa Clara, Calif. Marcio Jose Sanchez AP
San Francisco 49ers head coach Kyle Shanahan, left, watches practice with general manager John Lynch during NFL football training camp Friday, July 28, 2017, in Santa Clara, Calif. Marcio Jose Sanchez AP