WASHINGTON, Aug. 16 -- The Congressional Research Service issued the following report (No. RS20643) entitled "Navy Ford Class Aircraft Carrier Program: Background and Issues for Congress". Here are excerpts of the report issued on Aug. 14 and written by Ronald O'Rourke, Specialist in naval affairs: Summary: The aircraft carriers CVN-78, CVN-79, CVN-80, and CVN-81 are the first four ships in the Navy's new Gerald R. Ford (CVN-78) class of nuclear-powered aircraft carriers (CVNs). The Navy's pro more PR