Brandon Aiyuk injury update: 49ers fear star WR tore his ACL vs. Chiefs, Kyle Shanahan says after Week 7 loss
The San Francisco 49ers lost their Super Bowl rematch to the Kansas City Chiefs on Sunday, 28-18, but they may have lost a lot more than just their fourth game of the season. Following the loss, 49ers head coach Kyle Shanahan told reporters the team is worried star wide receiver Brandon Aiyuk tore his ACL. Aiyuk will undergo more tests to confirm.