Seaman Matthew Devincenzo places a flank night marker to mark the beach lane. Seaman Matthew Devincenzo, assigned to Beach Master Unit 1 embarked aboard the amphibious assault ship USS Boxer (LHD 4), places a flank night marker to mark the beach lane for landing craft air cushion vehicles on Nov. 15, 2010. The Boxer is underway off the coast of southern California participating in a composite training unit exercise in preparation for a deployment in early 2011. SHARE: Download: Full Size (0.03 MB) Credit: VIRIN: 583810-L-BVJ20-751.jpg Photo Gallery