...onal scouting parties. He had despatches in his possession to spies at Columbus, Ky.--N. Y. Herald, January 14. The United States sloop-of-war Pensacola ran the rebel batteries at Cockpit and Shipping Points , on the Potomac, this morning, and reached the open sea without having been touched by shot or shell. A Reconnoitering party under command of Lieutenant W. T. Truxton, U. S. N., left St. Helena...