Question: which american investigative journalist is noted for her speculations that the U.S. government is colluding with aliens and the creator of the program  "The UFO Report: Sightings"?
{'answer': 'Linda Moulton Howe', 'supporting_facts': [['Sightings (TV series)', 1], ['Sightings (TV series)', 2], ['Linda Moulton Howe', 0], ['Linda Moulton Howe', 1]]}