...om McClernand's and Hurlbut's divisions pressed forward, and, together with Hildebrand's own regiment, still held their ground, while another brigade of McClernand's came to their support. Meantime McArthur 's brigade, of Wallace's division, while moving to the assistance of Stuart's brigade, on the Federal extreme left, had mistaken its way, and come opportunely into the void left by the routed General ...