Policemen practice laughter therapy near their camp in Allahabad, India, on Wednesday. Rajesh Kumar Singh/AP
A Chinese man pretends to kick a giant soccer ball in Beijing on Wednesday. Football fever is rising in the Chinese capital ahead of the 2010 World Cup in South Africa, which starts on June 11. Ng Han Guan/AP
Truck drivers watch as dozens of vehicles carrying supplies to foreign forces in Afghanistan burn in a field in Sangjani, located on the outskirts of Pakistan's capital, Islamabad, on Wednesday. Suspected militants attacked and set fire to a convoy of about 50 tankers and containers carrying supplies for NATO forces, killing at least six, local media reported police saying. Adrees Latif/Reuters
A man carries hay in a field outside the village of Nakhonay in Panjwai district, Afghanistan, on Wednesday. Denis Sinyakov/Reuters
Palestinians Shada al-Qarawi (r.) and his wife Olfat sit outside their tent in the northern Gaza Strip late Tuesday. The tent was erected after their house was destroyed during Israel's three-week offensive in Gaza last year. Mohammed Salem/Reuters
A sculptor paints a wax figure of Portugal's soccer player Cristiano Ronaldo at Madame Tussauds wax museum in London on Wednesday. Stefan Wermuth/Reuters
Workers remove oil Wednesday that continues to wash ashore from the Deepwater Horizon spill in Grand isle, La. Eric Gay/AP
On Wednesday, a Mexican fan wearing a mask, poses with a replica of the World Cup trophy on the streets of Sandton in Johannesburg, South Africa. The 2010 World Cup kicks off on June 11 at Soccer City stadium with the match between South Africa and Mexico. Alessandro Bianchi/Reuters
A boy plays in front of a football-shaped sphere during a World Cup promotional event outside a shopping mall in Hong Kong on Wednesday, two days before the 2010 FIFA World Cup kicks off in South Africa. Bobby Yip/Reuters
Earlier Sunday, the international medical charity said it had withdrawn from the northern Afghan city of Kunduz after deadly airstrikes to its hospital.
ByLolita C. Baldor, Associated Press
Médecins Sans Frontières
U.S. Defense Secretary Ash Carter is promising a full and transparent investigation into whether a U.S. aircraft providing air support for American and Afghan special operations forces in Afghanistan was responsible for the explosions that destroyed a hospital and killed 22 people.