GAZA CITY, GAZA - MARCH 19: A Palestinian artist draws murals on 30-m-long wall for catching the attention water scarcity at a street of Gaza City, Gaza on March 19, 2015. (Photo by Ali Hassan/Anadolu Agency/Getty Images)
GAZA CITY, GAZA - MARCH 19: A Palestinian artist draws murals on 30-m-long wall for catching the attention water scarcity at a street of Gaza City, Gaza on March 19, 2015. (Photo by Ali Hassan/Anadolu Agency/Getty Images)