Groton, Conn. — As it tries to get the most out of each of its $2.6 billion attack submarines, the U.S. Navy is finding a lot depends on the right paint job. A new painting process that helps ...

As it tries to get the most out of each of its $2.6 billion attack submarines, the U.S. Navy is finding a lot depends on the right paint job.

With new paint and grease, Navy tries to lengthen subs' life. August 3, 2015 at 11:15 a.m. | Updated August 3, 2015 at 11:20 a.m.