Mysterious Drones Flying Nighttime Patterns Baffle Colorado Officials

doug141 writes: At least 17 big drones, likely over the FAA limit of 55 pounds, are flying a grid search pattern over NE Colorado (Warning: source paywalled; alternative source), nightly between 7 and 10 p.m. at 40 MPH and about 300 feet. The FAA has no information and the USAF and DEA say the aircraft aren’t theirs.

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Source:
https://news.slashdot.org/story/19/12/24/2345249/mysterious-drones-flying-nighttime-patterns-baffle-colorado-officials?utm_source=rss1.0mainlinkanon&utm_medium=feed