... after destroying the barracks and magazine.--Louisville Journal. A skirmish occurred to-day in the vicinity of Suffolk, Va., between a reconnoitring force of Union troops, under the command of Acting Brigadier-General Gibbs , and a force of rebel cavalry, in which the latter were routed and driven for six or eight miles. The Nationals captured a number of horses and fire-arms, the latter of which the rebels threw away in...