1Mile NEOf Buckley ANGBase reported close encounter — December 3, 1967

On or during December 3, 1967, at or near 1Mile NEOf Buckley ANGBase, Colorado, United States, the source reports the following sequence: : Observer sighted a blue flash of lights that were so bright that it blinded him. Comments: It is not known if the flashing was in the air or on the ground, if the observer saw an object or only a flash, if the lights were moving or stationary etc. A 117 was sent to the observer but was not returned.