...div xmlns:ptext="ptext" xmlns="http://www.w3.org/TR/xhtml1/strict"> pushing, sent frequent reports of his steady progress. In the afternoon Pleasonton and the Ninth Corps under General Reno entered Frederick town. This advance, by the National road, threatened to cut off two of Stuart's cavalry regiments left at the Monocacy Bridge. To detain the enemy till these were withdrawn, the outpost on that ro...