On Tuesday, struggling Washington Nationals starter Zack Littell had a chance to get things on track. Set to face a floundering New York Mets lineup, the veteran right-hander was presented with an opportunity to rebuild some confidence by putting together a strong outing following a rough start to the year. But 3 2/3 innings after first pitch, eight runs were on the board for the Mets and Littell was charged with four of them. It was yet another loss for Littell, as his ERA sits at 7.85 for the season through six starts. It's also safe to say the 30-year-old has been negatively affected by what has taken place, with him stating after the game he feels like he's "letting these guys down" in reference to his teammates. However, his manager offered a different take on what was another frustrating start.…