In an undated file photo provided by Huntington Ingalls Industries, the Virginia-class attack submarine Pre-Commissioning Unit (PCU) Minnesota (SSN 783) is shown during sea trials. The last of the Block II Virginia-class submarines was delivered to the Navy June 6, 2013, nearly 11 months ahead of schedule. (U.S. Navy photo courtesy of Huntington Ingalls Industries/Released).

Looks like a mom and baby dolphin riding the pressure wave of the USS Minnesota!