After Joe Johnson was wounded , Gustavus Smith became temporary army commander .
After Joe Johnson was wounded , Gustavus Smith suffered from illness and a nervous breakdown , forcing him to step down and cede command of the army to General Robert E. Lee .
After Joe Johnson was wounded , Gustavus Smith became temporary army commander , but suffered from illness and a nervous breakdown , forcing him to step down and cede command of the army to General Robert E. Lee .