In this picture taken using multiple exposures, Danell Leyva of the U.S. competes in the men’s gymnastics horizontal bar final in the North Greenwich Arena during the London 2012 Olympic Games in London. (Reuters)

People react as a rare snow fall hits Johannesburg, South Africa. The South African Weather Service has warned that extreme cold will blanket much of the nation over the next few days. (AP)

Pakistanis buy food from a stall to break their fast, during the Muslim holy month of Ramadan in Karachi. (AP)

Egyptian women mourn during the military funeral in Cairo of 16 Egyptian soldiers who were killed on August 5, 2012, during an attack at a checkpoint along the Sinai border with Israel by Islamic militants with purported ties to Gaza. (AP)

Rescuers pull a rubber boat as they evacuate residents from their flooded homes in Marikina, Metro Manila. Deadly torrential rains submerged much of the Philippine capital and surrounding areas, forcing nearly 270,000 people to flee their homes. (Reuters)

Volcanic ash covers a tree as a farmer feeds her horses after the eruption of Mount Tongariro at Rangipo in the Tongariro National Park, New Zealand. (AFP)

A Free Syrian Army fighter screams in pain after he was injured in a leg by shrapnel from a shell fired from a Syrian Army tank in the Salaheddine neighbourhood of central Aleppo. (Reuters)