Gettysburg 150th Anniversary: Gettysburg_022

Portraying a Confederate soldier, Don Thompson, 64, of Upper Marlboro, MD poses for a portrait at Gettysburg National Military Park on Monday July 01, 2013 in Gettysburg, PA. People have flocked to the town to commemorate the 150th anniversary of the Battle of Gettysburg. The battle is considered a turning point of the Civil War. (Photo by Matt McClain/ The Washington Post)

Portraying a Confederate soldier, Don Thompson, 64, of Upper Marlboro, MD poses for a portrait at Gettysburg National Military Park on Monday July 01, 2013 in Gettysburg, PA. People have flocked to the town to commemorate the 150th anniversary of the Battle of Gettysburg. The battle is considered a turning point of the Civil War. (Photo by Matt McClain/ The Washington Post)