Treading Water Chuck Mondays on NBC at 9/8 “Chuck vs. The Beefcake” Written by Matthew Miller & Scott Rosenbaum Directed by Patrick Norris “Talk about low-hanging fruit…” — Captain Awesome When Lester, Jeff and Morgan are the funniest elements of Chuck, something is off. The numbers have not been all that good for Chuck, there is as yet no rumor of renewal for the show, and I’m starting to detect a whiff of desperation in some of these storylines. That was confirmed Monday night with a mediocre episode, one which gave us nothing new either in the spy drama or the romantic…