The 49ers' offseason additions at linebacker don't bode well for one of their longer-tenured veterans vying for a spot on the 53-man roster.
A year ago, it appeared as if perennial practice squad linebacker Curtis Robinson was finally going to break through the proverbial glass ceiling and find his way full time on the San Francisco 49ers' 53-man roster.
Except a torn ACL suffered just three weeks into the regular season ended those dreams.