The Navy's last Newport-class amphibious landing vessel, the USS Frederick, made its final voyage last week as it prepared to leave active service after nearly 33 years. However, none of its six diesel engines were "lit" and it only had a skeleton crew as the tank landing ship (LST) was towed from the Pearl Harbor Naval Shipyard to another pier to await its final assignment -- decommissioning yesterday and sale to the Mexican navy. Robert Mix, 76, who served on an LST in World War II and who rode the Frederick on its "last trip" described it as a "sentimental...