...ew were killed or wounded. General Foster escaped from Washington, N. C., in the steamer Escort, which ran the rebel blockade on the Pamlico River to-day. To-day a fight took place on the Nansemond River , Va. between the United States gunboats Commodore Barney, Mount Washington, and Stepping Stones, and a powerful rebel shore battery, in which, after a four hours bombardment, the latter was silenced....