...tridge was captured by a force of rebels, while on picket-duty in the vicinity of Pensacola, Fla.--The rebel steamer Caroline, formerly the Arizona, with a cargo of munitions of war, was captured off Mobile, Ala. , by the United States steamer Montgomery, and taken to Pensacola, Fla. A fight took place at Cross Hollows, near Fayetteville, Ark., between a Union force of about one thousand cavalry, under t...