Jan. 23 (UPI) -- U.S. Strategic Command announced Thursday that it has started Exercise Global Lightning 2020.
Global Lightning 2020 is part of the Joint Staffs Globally-Integrated Exercise 20-2, U.S. Cyber Command's Exercise Cyber Lightning 2020, North American Aerospace Defense Command and U.S. Northern Command's Exercise Vigilant Shield 2020, U.S. Transportation Command's Exercise Turbo Challenge and a U.S. Space Command Exercise.