Virgin Galactic is working with regulators to investigate an issue with an alignment pin that was discovered after the last crewed suborbital flight in January.During post-flight reviews, Virgin said it discovered that an alignment pin had detached from VMS Eve, the aircraft that carries the suborbital space plane to altitude. The company notified the U.S. Federal Administration of the anomaly, and the two are conducting a review, which is standard procedure for issues that arise during a commercial launch. ...