The Washington Nationals are one of the best offensive teams in Major League Baseball this year. Not a lot of people would have predicted that based on how this lineup performed in spring training . But so far, with 217 total runs scored that ranks them tied for second in the MLB, this young group is proving they can punish any pitching staff they face. Much of that has to do with the incredible starts to the season that James Wood and CJ Abrams have had. They are on pace to do some historic things when it comes to Nationals franchise history, which has helped drive the team's offensive numbers. However, a major reason why Washington has been so good at the plate this year is that they've been lethal against left-handed pitching, which was not the case the past few seasons. Nationals Are Second in wRC+ When Facing Lefties Washington Nationals first baseman Luis Garcia Jr.…