Brandon Aiyuk, Trent Williams go on San Francisco 49ers COVID-19 list
49ers put Brandon Aiyuk, Trent Williams on COVID-19 list - NBC Sports
Analyzing The San Francisco 49ers' Initial 53-Man Roster
49ers move practice to quiet Levi's Stadium to prepare for opener
Arik Armstead - San Francisco Chronicle
San Francisco 49ers place former Oregon Ducks' star Arik Armstead on Reserve/COVID-19 list after he reportedly tested positive for COVID-19
49ers place rookie DL Javon Kinlaw on Reserve/COVID-19 list
49ers Rumors: Arik Armstead Restructures Contract; SF Has NFL-High $41.5M in Cap Room, News, Scores, Highlights, Stats, and Rumors
49ers place Arik Armstead on the reserve/COVID-19 list