U.S. Democratic presidential candidate Sen. Barack Obama, D-Ill., waves from his car as he leaves his hotel in Berlin, Germany, Friday, July 25, 2008. Obama was on a two-day-visit in Berlin and will fly to Paris, France. (AP Photo/Fabian Bimmer)
U.S. Democratic presidential candidate Sen. Barack Obama, D-Ill., is surround by security personnel as waves to spectators in Berlin on Friday, July 25, 2008. Obama departs to Paris, his next stop on his Europe tour. (AP Photo/Markus Schreiber)
US Democratic presidential candidate Senator Barack Obama (D-IL) thanks police officers before boarding his campaign plane in Berlin, July 25, 2008.
REUTERS/Jim Young (GERMANY)
U.S. Democratic presidential candidate Sen. Barack Obama, D-Ill., center, poses with German police officers before he boards his campaign charter plane in Berlin, Friday, July 25, 2008.
(AP Photo/Jae C. Hong)
U.S. Democratic presidential candidate Sen. Barack Obama, D-Ill., waves as he boards his campaign charter plane in Berlin, Friday, July 25, 2008. (AP Photo/Jae C. Hong)
The plane of U.S. Democratic presidential candidate Sen. Barack Obama, D-Ill., is about to take off from Tegel airport in Berlin, Friday, July 25, 2008. After his two-day visit to the German capital Obama on Friday departed for the French capital Paris. (AP Photo/Franka Bruns)
The plane of U.S. Democratic presidential candidate Sen. Barack Obama, D-Ill., takes off from Tegel airport in Berlin, Friday, July 25, 2008. After his two-day visit to the German capital Obama on Friday departed for the French capital Paris.
(AP Photo/Franka Bruns)