Our NFC West chat won't start til 1 p.m. ET, but one of the questions waiting in the queue caught my attention already."Let's face it, everyone is worried about the 49ers' defensive line," Andrew from Minnesota wrote. "I think, however, most people are overlooking the Ian Williams contract extension. We all gave puzzled looks at the Ray McDonald extension a few years ago, and that move paid off. Maybe Williams will be an awesome new anchor in the D-line?