AT&T stole some of LG's thunder earlier this week when it unveiled the company's LTE flagship -- the Nitro HD -- before the handset's official coming out soirée. Well, tonight LG's gone and thrown that fete anyway, introducing us (once again) to its 4.5-incher. But you have to wonder why the company's even bothering to roll out yet another Gingerbread-baked device when Samsung's Galaxy Nexus is already out of the gate and leading the Android charge with
