Fisher: Niners' formula is working

"It's very important that we become familiar with them very quickly. It's a discipline football team that plays hard, finishes game and forces mistakes. I'm really impressed the more and more I watch." Fisher said he is most impressed by the 49ers' run defense, which ranks second in the NFL. "To have played teams like Atlanta, St. Louis and Minnesota and be where they're ranked against the run is very, very impressive," Fisher said. "And that's not a misleading statistic. They're very sound and they play well." Other observations from Fisher about the 49ers as he tries to learn as much about the team this week: --"They've done a good job of quietly surrounding the quarterback with good players. The offensive line finishes well, they're well-coached, the tight end is playing out of his mind right now. It's impressive to watch him not only as a receiver but also as a blocker. And the receivers a...