49ers hope deeper receiver corps helps boost passing game
San Francisco 49ers wide receiver Trent Sherfield, left, runs in front of Kansas City Chiefs cornerback Mike Hughes (21) and safety Devon Key (24) to score on a pass from quarterback Trey Lance an NFL preseason football game in Santa Clara, Calif., Saturday, Aug. 14, 2021. (AP Photo/Tony Avelar)

San Francisco 49ers wide receiver Trent Sherfield, left, runs in front of Kansas City Chiefs cornerback Mike Hughes (21) and safety Devon Key (24) to score on a pass from quarterback Trey Lance an NFL preseason football game in Santa Clara, Calif., Saturday, Aug. 14, 2021. (AP Photo/Tony Avelar)

Aug. 14, 2021 09:52 PM EDT
San Francisco 49ers head coach Kyle Shanahan watches during the first half of an NFL preseason football game against the Kansas City Chiefs in Santa Clara, Calif., Saturday, Aug. 14, 2021. (AP Photo/Jed Jacobsohn)

San Francisco 49ers head coach Kyle Shanahan watches during the first half of an NFL preseason football game against the Kansas City Chiefs in Santa Clara, Calif., Saturday, Aug. 14, 2021. (AP Photo/Jed Jacobsohn)

Aug. 14, 2021 10:50 PM EDT