The week's best photos

A girl peers through gap of makeshift tents at Jalozai camp for internally displaced people near Peshawar, Pakistan on Monday, April 23, 2012. Thousands of people have fled from Pakistan's Khyber tribal region due to fighting between security forces and militants groups. Pakistani security forces have frequently conducted major operations to try and secure the country's western border with Afghanistan. (AP Photo/Mohammad Sajjad)