Photos Of The Week -- April 21-27

Children play on the wreckage of a Boeing 737 airliner, which crashed in Islamabad on April 20. (Reuters/Faisal Mahmood)

An elderly Islamabad resident sits next to a tire from the ill-fated Boeing 737. (Reuters/Faisal Mahmood)

A young man takes part in Russia's biggest soap-bubble festival in Moscow on April 22. (AFP/Dmitry Kostyukov)

Belarusian guards of honor march with a wreath during a memorial ceremony for Chornobyl victims in Minsk on April 26. (Reuters/Vasily Fedosenko)

The space shuttle "Enterprise" rides atop a NASA-modified Boeing 747 as it flies over Jersey City en route to being installed at the Intrepid Sea, Air and Space Museum in New York on April 27. (Reuters/Adam Hunger)

Queen Elizabeth II is reflected in a plaque during a visit to reopen the "Cutty Sark" tea clipper in Greenwich, east London, on April 25. (AFP/Kirsty Wigglesworth)

A Roma boy looks out from a window on a bus while he waits to be evacuated from a slum in Belgrade on April 26. (Reuters/Ivan Milutinovic)

A pylon is reflected in floodwater near the village of Bogolyubovo, Russia, on April 26. (Reuters/Denis Sinyakov)

The Church of Pokrov on Nerli is reflected in a pool while frogs mate in floodwater in the Russian village of Bogolyubovo on April 26. (Reuters/Denis Sinyakov)

Locals look on as flash floods continue in the northern Afghan province of Baghlan on April 23. (EPA/Naqeeb Ahmed)

A U.S. soldier points his rifle at a doorway after coming under fire by the Taliban while on patrol in the Zharay district in Afghanistan's Kandahar Province on April 26. (Reuters/Baz Ratner)

An Afghan firefighter sprays foam on a burning fuel tanker in Kabul on April 23. (Reuters/Omar Sobhani)

A Soyuz TMA-22 capsule carrying an American astronaut and two Russian cosmonauts descends outside of the Kazakh town of Arkalyk on April 27. (AFP/Kirill Kudryavtevsev)

NATO peacekeepers from Austria march together after arriving at Djakovica Airport in Kosovo on April 27. (Reuters/Hazir Reka)

Armenian children attend a rally with various party leaders ahead of parliamentary elections scheduled for May 6.

A policeman walks past the smoldering remains of a market in Rubkona near Bentiu in South Sudan on April 23. (AP)

A burqa-clad woman walks in a passageway in the old part of Herat, Afghanistan, on April 23. (AFP/Aref Karimi)

An Afghan girl searches for recyclable items at a rubbish heap on the outskirts of Kabul on April 26. (Reuters/Omar Sobhani)

A Filipino boy cools off with water from a hose on a hot day in Manila on April 24. (Reuters/Cheryl Ravelo)

Bystanders look on as Israeli Air Force jets fly in formation over the Mediterranean Sea near Tel Aviv during celebrations for Israel's Independence Day marking the 64th anniversary of the creation of the state on April 26. (Reuters/Nir Elias)

A supporter of jailed Ukrainian opposition leader Yulia Tymoshenko carries a symbolic prison bar during a rally calling for her release in Kyiv on April 27. (AFP/Sergei Supinsky)

Supporters of Tymoshenko carry a huge poster of her during the Kyiv rally on April 27. (AFP/Sergei Supinsky)

On April 25, jailed Ukrainian opposition leader Yulia Tymoshenko showed what she says is a bruise on her forearm due to mistreatment by prison guards. (AFP)