...ortant bridges on the branches of the Baltimore & Ohio, northwest and west of Grafton. Considering this an overt act of rebellion, for which he had been waiting, McClellan, on the 26th, ordered Col. B. F. Kelley , of the Wheeling Union regiment, with his so-called First and Second Virginia regiments, which contained but few native Virginians, to move toward Grafton, to be followed by an Ohio regiment, while o...