...r places. We have observed, that, on the fall of Vicksburg, Grant was about to send General Herron to the aid of Banks, then besieging Port Hudson, when he heard of the surrender of that post. Herron had already embarked with his troops, when the order was countermanded, and he was sent in lighter draft vessels up the Yazoo, for the purpose of capturing a large fleet of steamboats, which had esc...