U.S. Air Force Staff Sgt. Alejandro Oyola with the

U.S. Air Force Staff Sgt. Alejandro Oyola with the 156th Security Forces Squadron checks identification at the gate entrance to Muñiz Air National Guard Base, Puerto Rico Air National Guard, while wearing personal protective equipment, April 9, 2020. The 156th SFS Defenders now have plastic face shields, created by 1st Lt. Jose Arroyo, a cyberspace operations officer with the 156th Communications Flight, to help protect them as they continue their mission while the base is operating under HPCON Delta, in an effort to slow the spread of the novel coronavirus, COVID-19. (U.S. Air National Guard courtesy photo)