Tracking over the #UK 🇬🇧 🇺🇸 US Air Force WC-135C Constant Phoenix Nuclear explosion 'sniffer'62-3582 COBRA55https://t.co/fvbSNtInVP pic.twitter.com/BB1WbDzAZK— CivMilAir ✈ 🚁 (@CivMilAir) 17 February 2017
Tracking over the #UK 🇬🇧 🇺🇸 US Air Force WC-135C Constant Phoenix Nuclear explosion 'sniffer'62-3582 COBRA55https://t.co/fvbSNtInVP pic.twitter.com/BB1WbDzAZK