Randy Cross, who went to multiple Pro Bowls playing for the greatest 49ers teams, thinks rookie first-round guard Mike Iupati is headed for a disappointing career -- unless Iupati follows Cross' advice to stop engaging defenders so aggressively. "Every time I've seen this potential annual All-Pro approach a defender, he engulfs defenders with his arms, with his hands, ending up in hugging position," Cross writes. "Mike, embrace the term 'within the frame of the defender's body' and get those hands on the numbers at the defender's chest at ALL times"/Mike Sando, ESPN.com. More here. (AP file photo)

Question: What do you expect of rookie 49er lineman Mike Iupati this year?