The Soyuz TMA-18 spacecraft is rolled out by train to the launch pad at the Baikonur Cosmodrome, Kazakhstan on March, 31, 2010. The launch of the Soyuz spacecraft with Expedition 23 Soyuz Commander Alexander Skvortsov of Russia, Flight Engineer Mikhail Kornienko of Russia, and NASA Flight Engineer Tracy Caldwell Dyson is scheduled for April 2, 2010 at 10:04 a.m. UPI/Carla Cioffi/NASA
U.S. President Barack Obama looks at an F-18 "Green" Hornet, which is being tested to run off biodiesel, after delivering remarks on energy security at Joint Base Andrews Naval Air Facility in Maryland on March 31, 2010.
Palestinian military police carry the body of Abdullah Daoud, 48, during his funeral at the Balata refugee camp in the West Bank city of Nablus on March 28, 2010. Daoud, former head of the Palestinian intelligence service in Bethlehem and one of 13 Palestinians who seeked refuge at the Nativity Church in 2002 and later were exiled by Israel to various European countries, died in Alegria on March 24.
Israeli soldiers mourn during the funeral of Israeli army Staff Sergeant Ilan Sviatkovsky at the military cemetery in Rishon Letzion, central Israel, Sunday, March 28, 2010. Sviatkovsky was killed in a gunbattle with Palestinian militants in Gaza last Friday.
Japanese Foreign Minister Katsuya Okada (L) pays his respects at the Tomb of the Unknown at Arlington cemetery in Arlington, Virginia, on March 28, 2010. Okada arrived in US for talks on a controversial US military base, but he said there was no chance of reaching an agreement on the issue. Okada will talks with Defense Secretary Robert Gates before travelling on to Canada for a meeting of Group of Eight foreign ministers, where Okada will meet US Secretary of State Hillary Clinton.