49ers GM Shuts Down Substation Injury Theory: ‘Big Nothing Burger’ Mar 29, 2026 @ 8:11pmFootballNFLSan Francisco 49ersFront Office SportsJohn Lynch said the team hired an independent scientist. The post 49ers GM Shuts Down Substation Injury Theory: ‘Big Nothing Burger’ appeared first on Front Office Sports. Read more49ers GM Shuts Down Substation Injury Theory: ‘Big Nothing Burger’