The term most commonly refers to a large, crewed, autonomous vessel. It is also sometimes used historically or colloquially to refer to remotely operated vehicles and robots, as well as medium-sized or smaller vessels, such as the midget submarine and the wet sub.
Alexandria is part of Virginia's 8th congressional district, represented by Democrat and Alexandria resident Don Beyer, elected in 2014. The state's senior member of the United States Senate is Democrat Mark Warner, elected in 2008.
4800 - 4800 Mark Center DR, Alexandria - VA. The blocks from 4800 to 4800, at Mark Center DR in Alexandria, Alexandria City County - VA state have a unique zip code. 4800 - 4800 Mark Center DR, Alexandria Area Code is 703 and Time Zone is Eastern (GMT -05:00). Remember you have 2 kinds of blocks: even or odd.