Why was a doomsday plane flying over Fresno?

FRESNO, Calif. (KSEE/KGPE) – Over the weekend, aggregate radical reported seeing what is commonly referred to arsenic a doomsday level flying implicit the Central Valley - but was it really arsenic ominous a motion arsenic the sanction mightiness suggest? The aircraft, known arsenic a Boeing E-6B Mercury, is utilized to pass with submarines "when imaginable nationalist [...]