The San Francisco 49ers could still use another starting caliber safety in their secondary, and they could swing a trade for a 2020 second-round pick.

Here's who stood out on Day 17 of 49ers training camp. Keep in mind, second-year wide receiver Jacob Cowing did not practice.

San Francisco 49ers linebacker revealed the stern yet helpful advice he received from Fred Warner heading into his second NFL season.

Robinson signed a two-year, $9.5 million contract with the 49ers back in March after a two-year stint with the NFC West rival Los Angeles Rams. In his eight-year NFL career, which also included stops with the Kansas City Chiefs and Baltimore Ravens, Robinson has averaged 31 catches, 376 yards, and three touchdowns per season.

San Francisco 49ers head coach Kyle Shanahan believes the locker room vibes are much better compared to last season. Aside from the constant injuries leading up to the looming 53-man roster decision, a lot has changed in San Francisco.

Locked into long-term contracts, Brock Purdy, Kyle Shanahan, and John Lynch give the 49ers stability, but their trajectory depends on developing young talent around an aging core and maintaining championship-level coaching.