...ad, so that these troops, like those at Mannington, will be detained. more troops for Grafton. A dispatch from Bellaire, May 28, says four hundred more Ohio troops have just left here for Mannington , to join the troops of Col. Kelley's command. The 15th Ohio regiment, Col. Andrews, has just arrived on the other side, and will cross over and leave here at 5 o'clock to-morrow morning. Gen....