 Complete the following phrase:  When the Civil War broke out Rucker enlisted in the Confederate States Army as a private in Picketts Tennessee Company of Sappers and Miners. Sent to Kentucky, he was promoted to lieutet. On May 10, 1862 he was transferred and promoted to captain of Company C, 1st Tennessee Heavy Artillery; his unit composed primarily of men from Illinois. His company worked three 8-inch Columbiads and three 32-pounders as part of the garrison during the 