The greatest tight end in 49ers history admits he is biased. But Brent Jones also says he would much rather be honest when assessing Stanford's Zach Ertz.
SANTA CLARA -- Tight end Zach Ertz was the headliner at the 49ers' local pro day on Wednesday.
Tight end Delanie Walker dropped a few balls. And he did not catch a whole lot passes. But he was an integral part of the team's offensive philosophy.