The San Francisco 49ers begin training camp with Fred Warner described as “full throttle” on the first day. Several reports also focus on the immediate status of head coach Kyle Shanahan, whose recent car crash leaves him concussed and coaching only in a limited capacity, according to team-related updates. General manager John Lynch and team officials address Shanahan’s condition as the organization prepares for camp and the start of the season. Alongside the early practice observations, coverage includes health and availability updates for key players expected to shape the team’s offseason and training-camp storylines. The reports mention updates involving defensive end Nick Bosa and offensive starters George Kittle and Brandon Aiyuk, indicating the team is monitoring their readiness as camp gets underway. Overall, the first day highlights Warner’s high level of participation while Shanahan’s recovery remains a central storyline, and the 49ers track the fitness status of other major contributors as practices move forward.