First one of the following videos of UFOs was released by the USA DHS:
https://www.youtube.com/watch?v=VP8WiVxRu3UTitle:
"The 3 Most Important UFO Videos Ever Released by Governments (UFO Mysteries)"
There is a URL with a 161 page report of the same incident.
= = = =
Next video was from Chilean navy taken with an infrared camera ...UFO is fairly stationary ... several minutes long video
A very long cloud sort of image appears behind the UFO--may have been an emission of some gas causing the image on the infrared camera.
3rd video was of 7 UFO objects from the Mexican military that was monitoring drug operations.