... was not rendered, and his efforts were therefore confined to holding his position, and keeping Longstreet from moving. Meanwhile, Longstreet, appreciating the situation, moved forward Wilcox's and A. P. Hill 's brigades, with which he extended his right flank, to envelop Hooker's left and relieve his front. These brigades fell upon Hooker's left flank, composed of Patterson's and a part of Taylor's brig...