The Navy’s airborne nuclear command and control platform Boeing E-6 Mercury is in the skies over the east and west coasts of the United States following President Trump’s announcement that he has tested positive for COVID-19, but U.S. Strategic Command says the flights are “purely coincidental.”

“I can confirm these flights were pre-planned missions,” U.S. Strategic Command spokesman Matt Miller told the Washington Examiner from Offutt Air Force Base in Nebraska Friday.