49ers sign McCaffrey to extension; Aiyuk absent at minicamp yahoo.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from yahoo.com Daily Mail and Mail on Sunday newspapers.
Left tackle Trent Williams showed for 49ers' mandatory minicamp just before Wednesday's final practice but wide receiver Brandon Aiyuk remained absent.
Left tackle Trent Williams showed for 49ers' mandatory minicamp just before Wednesday's final practice but wide receiver Brandon Aiyuk remained absent.