Lt. Gen. Tony Bauernfeind, Commander Air Force Special Operations Command, has directed an operational standdown of the UASF CV-22 fleet to mitigate risk while the investigation continues on the CV-22 mishap near Yakushima, Japan. Preliminary investigation information indicates a potential materiel failure caused the mishap, but the underlying cause of the failure is unknown at this time. The standdown will provide time and space for a thorough investigation to determine causal factors and recommendations to ensure the Air Force CV-22 fleet returns to flight operations.