The San Francisco 49ers have had a number of changes to the roster this offseason, both on offense and on defense.

Mike Tomlin famously is the one who last year urged George Pickens to "grow up,'' so this Steelers reveal isn't shocking.

During the offseason, the San Francisco 49ers lost a significant amount of veterans on both sides of the ball, and the Niners were relatively inactive during free agency to replenish the losses, ...