U.S. Airman 1st Class Andrea Rivera, a public health specialist with the 156th Medical Group, Puerto Rico Air National Guard, conducts a public health assessment at the Guayanilla base camp, Jan. 30, 2020. A1C Rivera documents if latrines are kept clean, water and soap are available at the hand washing stations, hand sanitizer is available, and for overall setup and cleanliness in the base camps. A team of public health Airmen from the 156th Wing conduct weekly assessments at the five municipality base camps that are established to support the displaced residents affected by the earthquake of Jan. 7, 2020 and its aftershocks. The purposes of the base camps are to save lives, sustain lives and protect property until municipalities can restore their ability to provide for their displaced residents. (U.S. Air National Guard photo by Master Sgt. Caycee Watson)