President Obama swapped the political heat of the Middle East for a solemn two-day mission of World War II remembrance and a fresh round of transatlantic diplomacy in Europe.

• 奥巴马总统结束其引人瞩目的中东访问之后，参加了他为期两天的庄严的二战纪念活动，以及新一轮的在欧洲的外交活动。