American Commercial Lines Inc. (ACL) appointed W.N. Whitlock as its executive vice president, Governmental Affairs and Jerry R. Linzey as senior vice president and COO for ACL. Whitlock is expected to utilize his knowledge of the industry, locks, dams and waterways to address regulatory issues and shape the infrastructure of the industry. He was named senior vice president, COO of ACL in January 2005. He has served as COO since April 2004 and served as president from April 2004 through January 17, 2005. Previously, Whitlock served as senior vice president, Transportation Services of ACL from July 2003 to April 2004, as senior vice president…