KISSIMMEE, Fla. — The Astros’ major-league team is still a work in progress. But general manager Jeff Luhnow’s minor-league pipeline is starting to flow. Five Astros were named Tuesday to Baseball America’s annual top-100 list. Shortstop_Carlos Correa was No. 13, while first baseman Jonathan Singleton (27), outfielder George Springer (37), right-handed pitcher Lance McClullers (50) and second baseman Delino DeShields Jr. (99) made the cut. View the full list here: http://www.baseballamerica.com/blog/...rospects-list/ The Astros’ overall farm system was recently ranked No. 9 out of 30 clubs by Baseball America. Twitter: ChronAstros