US Vice President Joe Biden walks to deliver remarks at Yokota Airbase, Tokyo, Japan. (AP)

Afghan would-be child suicide bombers attend a ceremony to mark the release of 20 detained would-be child suicide bombers, presided over by President Hamid Karzai at the presidential palace in Kabul. (Reuters)

Riot policemen stand in front of residents protesting outside the Turkish consulate in Arbil, about 350 km (220 miles) north of Baghdad, against Turkish shelling on northern Iraq. (Reuters)

A rebel fighter climbs on top of a statue inside Moammar Gadhafi's compound Bab al-Aziziya in Tripoli, Libya. (AP)

On the 20th anniversary of Ukraine''s Independence, police in Kyiv prevent thousands of opposition supporters from marching to the presidential administration building during a protest against the trial of former Prime Minister Yulia Tymoshenko. (Reuters)

Demonstrators block a main street with barricades during a 48-hour national strike in Santiago, Chile. The rally is in support of a strike by students, workers and citizens to demand reforms in the public state education system, better salaries and health care. (Reuters)

A vendor with his head covered by a lotus leaf sells lotus-buds on a street in Srinagar, India. (Reuters)

A man covered in mud sunbathes next to a small mineral spring pool in Ovca, a rural suburb of Belgrade, Serbia. Hot weather has set in with temperatures rising up to 40 Celsius (104 Fahrenheit) in Serbia. (AP)

An orangutan uses a cardboard box as a makeshift sun shelter in Budapest's Zoo. Temperatures reached 38 degrees Celsius (100 degrees Fahrenheit) in Hungary. (Reuters)

A couple looks out at a fog-shrouded Golden Gate Bridge in San Francisco, California. (Reuters)

Office workers stand outside after being evacuated from buildings on Wall Street in New York  after a magnitude 5.9 earthquake struck the US East Coast, August 23, 2011. (Reuters)