Mysterious, Ground-Shaking Booms Are Hitting Tucson, AZ, Again and Again.

“There were mysterious booms beginning in 2013, then 2017, 2018, 2019 and now December 2020.” — KOLD-TV Channel 13, Tucson, Arizona, December 29, 2020   December 30, 2020 Tucson, Arizona – Beginning yesterday morning, Tuesday, December 29, 2020, Tucson Channel 13 reported  “They’re back!,” referring to strange, loud, rumbling booms that have periodically shaken houses …