GULF OF MEXICO (July 12, 2009) The littoral combat ship Independence (LCS 2) underway during builderâs trials. Builderâs trials are the first opportunity for the shipbuilder and the U.S. Navy to operate the ship underway, and provide an opportunity to test and correct issues before acceptance trials. (Video courtesy General Dynamics/Released by U.S. Navy on 24 July, 2009)