Is Brandon Jacobs Injured?

Each week, on his Blue Screen, Ralph Vacchiano has a weekly chat. One of the questions piqued my interest.What is your opinion of Jacobs right now? Do you agree with Siragusa, Johnston, (and me for that matter), that he needs to hit the holes harder? I think he needs to take 4-5 rather than worrying about bouncing things outside and trying to bust the big one. He'll bust a big one as soon as he hits a DB full force and knocks him on his back! Here is Ralph's answer.I actually do agree with Siragusa and Johnston, to a point. I'm not sure Jacobs is "tiptoeing" to the line of scrimmage, and I think they're underselling his impact on the offense a little bit. But I do think something's wrong. He doesn't look as powerful as he used to be. In fact, just a few minutes ago I asked Tom Coughlin what he thought Jacobs' problem was. His answer: "Nothing that I want to talk about in here (in the press conference)." My translation of that is that t...