Umpire Lance Barrett worked his first MLB regular season game in 2010, joining the likes of fellow umps Vic Carapazza, Cory Blaser, John Tumpane, Alan Porter, Mark Ripperger, Manny Gonzalez and David Rackley as the so-called Class of 2010, now into their second season of big league games.Like all AAA call-up umpires, Barrett is trying to set himself apart so he can get a full-time job at the MLB level. Sometimes, proving yourself to the MLB brass involves making a big-time call in a potentially confusing situation. Last season, the Class of 2009's Dan Bellino won over many Umpire Ejection Fantasy Leaguers as well as MLB Supervisors with an ejection following a confident and correct obstruction call in Washington. Bellino was hired by MLB prior to the 2011 season. Barrett's Bellino moment may have come in Pittsburgh tonight. In the top of the fifth inning of the Reds-Pirates game, with one out, ...