News Social Impact SF Giants ask players to mask up after 4 players test positive for COVID-19 – KRON4 Julio Marchi April 29, 2022 SF Giants ask players to mask up after 4 players test positive for COVID-19 KRON4 SF Giants ask players to mask up after 4 players test positive for COVID-19 | KRON4 Skip to content Post navigation Previous: Large portion of suburban Chicago is back to ‘medium’ COVID-19 risk; city expected to follow – Chicago TribuneNext: Upstate New York COVID-19 rates continue to lead nation – Times Union More Stories Social Impact Trial: Paxlovid retreatment after COVID rebound tied to faster drop in viral RNA but no clinical benefit Julio Marchi October 3, 2025 Social Impact Poll shows Americans view COVID-19 vaccines as unsafe for pregnant women Julio Marchi October 2, 2025 Social Impact Inhaled heparin slashes ventilation, death in COVID patients, analysis suggests Julio Marchi October 1, 2025