San Francisco 49ers consult medical experts to bring fans back to Levi's Stadium - San José Spotlight
Santa Clara mayor: City is spending tax dollars on Levi's Stadium events – East Bay Times
49ers move 2 home games to Arizona due to new COVID-19 restrictions
COVID Purple Tier: San Francisco 49ers Prepare For A December Away From Home - CBS San Francisco
49ers Prepare to Welcome Back Fans at Levi's Stadium – NBC Bay Area
New Bay Area coronavirus restrictions force 49ers to play 2 'home' games in Arizona
49ers may have to move games due to Santa Clara COVID-19 restrictions
NFL to require vaccinations for employees, with some exceptions
California hurtles into fastest reopening yet - CalMatters