Los Angeles Rams wide receiver Cooper Kupp jumps for a pass over San Francisco 49ers defensive back K'Waun Williams (24) during the first half of an NFL football game in Santa Clara, Calif., Thursday, Sept. 21, 2017.
Los Angeles Rams wide receiver Cooper Kupp jumps for a pass over San Francisco 49ers defensive back K'Waun Williams (24) during the first half of an NFL football game in Santa Clara, Calif., Thursday, Sept. 21, 2017. Ben Margot AP
Los Angeles Rams wide receiver Cooper Kupp jumps for a pass over San Francisco 49ers defensive back K'Waun Williams (24) during the first half of an NFL football game in Santa Clara, Calif., Thursday, Sept. 21, 2017. Ben Margot AP