Crew members of the International Space Station — (from left) U.S. astronaut Ron Garan and Russian cosmonauts Alexander Samokutyaev and Andrei Borisenko — prepare to enter a Soyuz simulator outside Moscow on March 30. With the space shuttle program out of commission, the Russian Soyuz vehicle will be the only way for Americans to reach space. Dimitry Kostyukov/AFP/Getty Images hide caption

itoggle caption Dimitry Kostyukov/AFP/Getty Images

President Dmitry Medvedev (left) and Prime Minister Vladimir Putin walk after a wreath-laying ceremony at the Tomb of the Unknown Soldier outside Moscow's Kremlin Wall. Alexander Zemlianichenko/AP hide caption

itoggle caption Alexander Zemlianichenko/AP

The "Buranovo Babushkas" watch video, for the first time, of two of their members appearing on Russia's Who Wants to Be a Millionaire? program. David Greene/NPR hide caption

itoggle caption David Greene/NPR

A worker welds at the China-Kazakhstan pipeline junction in Xinjiang, China, in 2008. Carlos Spottorno/Getty Images hide caption

itoggle caption Carlos Spottorno/Getty Images

Fans of the royal family take photographs as they wait for the wedding of Prince William and Kate Middleton in London. Oli Scarff/Getty Images hide caption

itoggle caption Oli Scarff/Getty Images

Anatoly Kotlyar (left), 59, and Alexander Zenchenko, 58, are two of the thousands of "liquidators," or firefighters, who responded to the 1986 Chernobyl disaster. The Soviet government ordered them to the nuclear facility as first responders. Both men today complain of health problems and say Ukraine's government should be doing more to help with medical bills. David Greene/NPR hide caption

itoggle caption David Greene/NPR