August 24, 2015

5 Poland's military airplanes perform an attack simulation during the Radom Air Show at an airport in Radom, Aug. 23, 2015.

Palestinian schoolgirls, pictured through a hole in the roof of a classroom, attend a lesson on the first day of a new school year at Suhada Khouza school in Khan Younis in the southern Gaza Strip. Witnesses said the classroom was damaged by Israeli shelling during a 50-day war last summer.

6 Palestinian schoolgirls, pictured through a hole in the roof of a classroom, attend a lesson on the first day of a new school year at Suhada Khouza school in Khan Younis in the southern Gaza Strip. Witnesses said the classroom was damaged by Israeli shelling during a 50-day war last summer.

7 Natasha Hastings of the United States waits to start during the World Athletics Championships at the Bird's Nest stadium in Beijing, China.

A scavenger sifts through garbage piled on the bank of Beirut river, Lebanon. Lebanese protest organizers called for a fresh demonstration against the government after two days of rallies that turned violent in central Beirut and wounded scores of people. The "You Stink" campaign has mobilized against the government's failure to solve a garbage disposal crisis, bringing thousands of people onto the streets in protests.

8 A scavenger sifts through garbage piled on the bank of Beirut river, Lebanon. Lebanese protest organizers called for a fresh demonstration against the government after two days of rallies that turned violent in central Beirut and wounded scores of people. The "You Stink" campaign has mobilized against the government's failure to solve a garbage disposal crisis, bringing thousands of people onto the streets in protests.