UFO Investigations Michael Lindermann, ET's, Aliens, Secret Bases

Throughout history there have literally been thousands of eyewitness accounts of UFO sightings. And they keep increasing every year. Are these sighting reliable or simply staged? In what capacity is the U.S. Government and other Governments of the World concealing evidence of extraterrestrials? How have they kept such information from the public. This program will cover these and many other unexplained issues.