ONE DAY EARLY Shipyard workers successfully undock the Los Angeles-class submarine USS San Juan one day early from a routine overhaul at Portsmouth Naval Shipyard in Kittery, Maine, Aug. 4, 2011. The shipyard, a field activity of Naval Sea Systems Command, is committed to maximizing the material readiness of the fleet by ensuring every ship is ready to respond to the Navy's mission. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 043890-O-URN25-534.jpg Photo Gallery