SANA'A, YEMEN - MARCH 18: Yemeni little sisters carry jerrycans as they walk to a water pump to fill it with water on March 18, 2018 in Sana'a, Yemen.(Photo by Mohammed Hamoud/Getty Images)
SANA'A, YEMEN - MARCH 18: Yemeni little sisters carry jerrycans as they walk to a water pump to fill it with water on March 18, 2018 in Sana'a, Yemen.(Photo by Mohammed Hamoud/Getty Images)