San Francisco 49ers head coach Kyle Shanahan provided updates on the workload for recent holdouts Trent Williams and Brandon Aiyuk ahead of the team's season opener against the New York Jets. Shanahan wants Williams to play the entire game but will closely monitor his reps due to his absence. Aiyuk may not play as many snaps, but he has been working with quarterback Brock Purdy to get back on track. Both players signed new contracts after their holdouts, and with limited time to prepare for the ...