12 April 1973: A United States Navy P-3C BuNo 157332 operating from NAS Moffett Field, California collided with a Convair CV-990 (N711NA) operated by NASA during approach to runway 32L. The aircraft crashed on the Sunnyvale Municipal Golf Course, 0.5 miles short of the runway, resulting in destruction of both aircraft and the death of all but one crewmember. [