PA space fan - 18/4/2008 9:14 PMSecond-stage stacking problem, according to SpaceflightNow.
kaa - 26/4/2008 10:15 PMLaunch is currently NET May 31.
rdale - 27/4/2008 8:26 AMNET = "No Earlier Than" a specific date, is does not mean launch is planned for that date.