Mon Nov 9, 2:30 PM ET

United States soldiers walk past a barrier constructed of shipping containers for a memorial service at the Fort Hood Army post in Texas November 9, 2009. President Barack Obama and his wife, Michelle, will attend a memorial service in Fort Hood, Texas, on Tuesday for victims of a mass shooting. The White House announced the trip on Saturday. Obama is scheduled to depart on Wednesday on an Asia tour. REUTERS/Jessica Rinaldi (UNITED STATES)

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