A woman (C) walks amongst US national flags erected by students and staff from Pepperdine University to honor the victims of the September 11, 2001 attacks in Malibu, California on September 9, 2014. The students placed some 3,000 flags in the ground in tribute to the nearly 3,000 victims lost in the attacks almost 13 years ago. AFP PHOTO / Mark RALSTONMARK RALSTON/AFP/Getty Images

Mark Ralston/AFP/Getty Images

A woman walks among some 3,000 US national flags erected by students and staff from Pepperdine University Malibu, to honor the victims of the September 11 2001 attacks

Horse whisperer Martin Tata lies with his five-year-old horse "Primavera" as he performs a demonstration of "Indian taming" at the Polo Club Puesto Viejo ranch in Canuelas

Enrique Marcarian/Reuters

Horse whisperer Martin Tata lies with his five-year-old horse ‘Primavera’ as he performs a demonstration of ‘Indian taming’ at the Polo Club Puesto Viejo ranch in Canuelas, northeast of Buenos Aires, Argentina

A picture taken on August 20, 2014 shows a Moroccan man carrying a bag of red seaweed, known locally "red gold", on the beach in El Jadida roughly 100 kilometres (60 miles) southwest of Casablanca, after boats came back from fishing. Harvesting this mineral-rich seaweed on Morocco's Atlantic coast is becoming increasingly scarce due to an increased number of fishermen and depleting amounts of the seaweed in the sea. AFP PHOTO / FADEL SENNA

Fadel Senna/AFP

A Moroccan worker carries a bag of red seaweed, known locally ‘red gold’, on the beach in El Jadida, roughly 100km southwest of Casablanca. Harvesting this mineral-rich seaweed is becoming increasingly difficult due to increased fishing and seaweed depletion

A family member of a passenger onboard the missing Malaysia Airlines Flight MH370 cries as she gathers with others to pray at  Yonghegong Lama Temple in Beijing

Kim Kyung-Hoon/Reuters

A family member of a passenger on the missing Malaysia Airlines Flight MH370 cries as she gathers with others to pray at Yonghegong Lama Temple in Beijing. It has been six months since the aircraft, with 239 people in board, disappeared on a flight from Kuala Lumpur to Beijing.

Devotees carry an idol of Hindu elephant god Ganesh, the deity of prosperity, during a procession through the streets before immersing it in the waters of the Arabian Sea on the last day of the Ganesh Chaturthi festival in Mumbai

Danish Siddiqui/Reuters

Devotees carry an idol of Hindu elephant god Ganesh, the deity of prosperity, during a procession through the streets before immersing it in the waters of the Arabian Sea on the last day of the Ganesh Chaturthi festival in Mumbai.

South Africa X Fighters World Tour

Joerg Mitter/AP Photo/Red Bull

Freestyle motocross rider Maikel Melero of Spain warms up ahead of the fifth stage of the Red Bull X-Fighters World Tour in the savanna of Pretoria, South Africa.

A Palestinian woman inspects her house that witnesses said was damaged during an Israeli airstrike in Gaza City

Suhaib Salem/Reuters

A Palestinian woman inspects her house that witnesses said was damaged during an Israeli airstrike in Gaza City on Wednesday.

Sheilla Castro De Paula Blassioli and Thaisa Menezes of Brazil jump to block the ball spiked  by Gozde Sonsirma of Turkey during their FIVB Women's Volleyball World Grand Prix 2014 final round match in Tokyo

Yuya Shino/Reuters

Sheilla Castro De Paula Blassioli (L) and Thaisa Menezes (R) of Brazil jump to block the ball spiked by Gozde Sonsirma of Turkey during their FIVB Women’s Volleyball World Grand Prix 2014 final round match in Tokyo on Wednesday.

A Palestinian fighter from the Izz el-Deen al-Qassam Brigades, the armed wing of the Hamas movement, gestures inside an underground tunnel in Gaza

Mohammed Salem/Reuters

A Palestinian fighter from the Izz el-Deen al-Qassam Brigades, the armed wing of the Hamas movement, gestures inside an underground tunnel in Gaza.

Israeli soldiers on Gaza Strip border

Jim Hollander/EPA

An Israeli soldier sits next to a Merkava tank in a staging area in southern Israel, along the border with the Gaza Strip, on Tuesday. The Israeli military said three rockets had been fired from the Gaza Strip into southern Israel despite a ceasefire.