I just haven't finished catching up. It's a pretty ok series, it just didn't get me like say, firefly (then again what does? That series was fucking awesome). I'll end up catching up on The Shield sometime soon. I do like the complexity of the characters, though.
Ask, and Lycaon will answer... however, no guarantees of satisfaction provided (remeber, "fuck if I know," is still an answer). And remember wikipedia is your friend, but like most friends is sometimes full of shit.