In the summer of 1863, the fate of the Union hangs in the balance. Union army failures in the East have moved the Confederacy ever so close to their goal of independence. For the Union Army of the Potomac, the stakes are enormous - one more defeat and the war could be lost. This story follows four Union soldiers during the period from the disastrous loss at Chancellorsville to the culmination at the battle of Gettysburg - the largest land...