nd them, and rendered a successful pursuit impossible, for Thomas's pontoons were with Sherman.
Then the weather became bitter cold, and the frozen, cut — up roads were almost impassable.
Finally, at Columbia, Forrest, who was away on a raid when Thomas sallied out upon Hood, joined the latter, and, with his cavalry and four thousand infantry as a rear-guard, covered the broken Confederate army most effectually.
This guard struck back occasionally, but the pursuit was continued to Lexington, in Alabama, where, on the 28th,
December. it was suspended, when it was known that Hood had escaped across the Tennessee at Bainbridge, evading the gun-boats which Admiral S. P. Lee had sent up the river, at Thomas's request, to intercept him.
While Hood was investing Nashville, he sent a cavalry force, under General Lyon, into Kentucky, to operate on the Louisville railroad. General Thomas detached General McCook's cavalry division, and sent it in pursuit of Lyon.
McCook attacked and rout