WASHINGTON, March 26 -- The Congressional Research Service issued the following In Focus white paper on the Navy Next-Generation Attack Submarine program (No. IF11826) on March 23, 2023, by naval affairs specialist Ronald O'Rourke. Here are excerpts: * * * Navy Next-Generation Attack Submarine (SSN[X]) Program: Background and Issues for Congress Introduction The Navy wants to begin procuring a new class of nuclear-powered attack submarine (SSN), called the Next-Generation Attack Submarine or SSN(X), in the mid-2030s. The SSN(X) would be th more PR