The Los Angeles-class fast-attack submarine USS Olympia (SSN-717) arrives at Puget Sound Naval Shipyard for a port visit in January 2017. US Navy photo.
Four dry docks the Navy uses to overhaul nuclear submarines in Washington are temporarily closed after the service found they are at risk for earthquake damage, service officials told USNI News on Thursday.
The dry docks, three at Puget Sound Naval Shipyard & Intermediate Maintenance Facility in Bremerton, Wash., and the delta pier at the Trident...