Sailors assigned to the Virginia-class submarine USS Mississippi being constructed in Groton, Conn., volunteer their off-duty time to assist during one of many community service projects the submarine's command has sponsored throughout New England. Courtesy photo Sailors assigned to the Virginia-class submarine USS Mississippi being constructed in Groton, Conn., volunteer their off-duty time to assist during one of many community service projects the submarine's command has sponsored throughout New England. Courtesy photo SHARE: Download: Full Size (0.12 MB) Credit: VIRIN: 003733-I-YWI02-414.jpg Photo Gallery