The Washington Nationals are playing well, and when they play well, they tend to do goofy things like wear T-shirts that reference Charlie Sheen's catch-phrase. At the same time, it does seem a little weird for a reliever on a 78-80 team to be wearing a shirt that says he is addicted to winning.
↵(Via Cathy Taylor's Flickr photostream, as spotted by DC Sports Bog).
↵