The expansion in container ship size, capacity and efficiency is a reflection of free trade and its benefits. However, growth in the size of these vessels has outstripped the capacity of U.S. container ports.There is an article in today's Wall Street Journal (WSJ) that discusses super-sized container ships and how they are straining the capacity of U.S. ports to handle the huge volume they discharge. These ships are measured by the number of 20-foot containers they are designed to carry and have grown steadily in size since they were first conceived in the 1950s. The first one was a converted T-2 tanker that carried 59 metal containers. As the concept of shipping goods in in this manner began to replace the old haphazard method of lashing d...