Made-in-USA shipbuilding finds an unlikely ally By: CNBC.com News October 25, 2013 at 09:31 AM EDT It may not be surprising that the City of Brotherly Love is home to a thriving shipbuilding economy, but the reason might be: domestic oil production. Read More >> Related Stocks: Berkshire Hathaway Exxon Mobil iPath Dow Jones-Goldman Sachs Crude Oil Fund