sentences:  He was given command of the gunboat, which he renamed the "Polk", presumably after former U.S. President James K. Polk of Tennessee.Carter assisted in the evacuation of New Madrid, Missouri, and saw action at Tiptonville, the seat of Lake County, in the northwestern corner of Tennessee.On the Yazoo River, Carter torched the "Polk" on June 26, 1862, to prevent its capture by Union forces.