FSX/P3D. All that said however, it does leave one to wonder where the Challenger and XLS aircraft sitting in the pipeline. Both of those beauties have gone silent as of late. Now as solid as the Eaglesoft Citation is, she is indeed showing her age and I don't think anyone will object to a whole new model. It surely won't be tomorrow so get ready and wait. That said however, this is indeed good news. This tip comes from ADX reader Jay Jamison.