Reenactors take part in a demonstration of a battle during ongoing activities commemorating the 150th anniversary of the Battle of Gettysburg, Saturday, June 29, 2013, at Bushey Farm in Gettysburg, ... more 
Reenactors take part in a demonstration of a battle during ongoing activities commemorating the 150th anniversary of the Battle of Gettysburg, Saturday, June 29, 2013, at Bushey Farm in Gettysburg, Pa. Union forces turned away a Confederate advance in the pivotal battle of the Civil War fought July 1-3, 1863, which was also the war's bloodiest conflict with more than 51,000 casualties. (AP Photo/Matt Rourke) less 
1 / 30
Associated Press | Photo By Matt Rourke
Sat, Jun 29, 2013 6:43 PM EDT