krones, and they ve actually used them, used them against the ukrainians. but they are unreliable. they re not as good as they re cranked up to be. and also these ufo sightings go back to before world war ii when, of course, the whole idea of hypersonic drones would be considered science fiction. so we re talking about a technology that we re not familiar with, a technology that only recently has been mastered by the russians and eventually by the united states as well. hypersonic drones that can travel up to mach 20. david: and he can turn on a dime. even if you could get up to that speed and find some way of encapsulating a being in that craft, you couldn t turn that quickly no matter what we try to do here on earth, right? that s right. in fact, the united states military had a program to perfect hypersonic drones that was canceled two years ago because they were unstable. by zigzagging, they would spiral