A?brother and sister separated by war-a nation fighting for survival. ? By April 1863 the Civil War has been raging for two years. On their sleepy farm in Gettysburg, sixteen-year-old twins Susanne and Stephen are alarmed by news that Confederate forces under General Robert E. Lee are threatening to invade the North for a strike at Washington, D.C.! Rebel forces in the Union capital? Is it possible? Frustrated with farm life and itching for action,...