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“He’s coming from college to pro,” Smith said. “When you’re coming from college to the real world, this business of football or whatever business that is, it’s a growing process that everybody experiences.”

Extra points

• Tight end Chris Cooley had surgery on his fractured left hand Wednesday, coach Mike Shanahan said, but Shanahan said he did not know details of the surgery.

• Left guard Kory Lichtensteiger will have right knee ligament reconstruction surgery Tuesday, his wife said on her Twitter account.

• Free safety Oshiomogho Atogwe (knee) missed his second straight practice. Reed Doughty would start in his place if he can’t play. Cornerback Byron Westbrook (hamstring) missed practice. Cornerback DeAngelo Hall (toe) was limited.