By Erik Kirschbaum ERFURT, Germany (Reuters) - Juergen Klinsmann is targeting at least four points from two games against Mexico and Costa Rica this month as the United States aim to get off to a fast start in the final round of qualifying for the 2018 World Cup. In an interview with Reuters, Klinsmann said the United States were starting to see the fruits of blooding young players into the side in an up-and-down 2015 and that the experience gained at the Copa America was invaluable. “These first two games are huge -- we’ve got the two most difficult games right away with Mexico and Costa Rica so we want to make sure we get off on the right foot with points right away,” said Klinsmann. More...