Brandon Aiyuk, wide receiver for the San Francisco 49ers, has been sidelined for over 400 days due to a severe knee injury involving a torn ACL, MCL, and meniscus.Head coach Kyle Shanahan noted limited communication with Aiyuk since late September but remains hopeful about his future contributions to the team.In the 2024 offseason, Aiyuk signed a four-year, $120 million contract extension, but the 49ers voided approximately $27 million of his guaranteed money for 2026 due to his failure to participate in team activities.