It stands to reason that America has had 'flying saucers' since the end of WWII.
It's fairly well established that the Nazi's had flying saucers. America, along with the Soviet Union, conquered Germany in 1945. In addition it's possible that some kind of 'electrical weapon' has been invented.
Whether or not the following videos shows an 'American' flying saucer(s) using electrical weapons I don't know. But it's very possible!
Here is a picture of a possible American 'Flying Saucer'.