The San Francisco 49ers have seen changes in their injury list as some key players return while others remain sidelined.

Head coach Kyle Shanahan provided updates on QB Mac Jones, OL Dominick Puni, and others, discussed looming 53-man roster decisions, and shared his outlook on the team's energy heading into Week 1.

Here's who stood out on Day 16 of 49ers training camp. Keep in mind, Mac Jones sprained his knee in the 49ers' preseason win over the Raiders on Saturday ...