...It is too hot. My men cannot stand it. Remonstrance was unavailing, and Sickles despatched his aids to bring up any troops they met to fill this blank. Major Tremaine, of his staff, fell in with General Zook , at the head of his brigade, (Second corps,) and this gallant officer instantly volunteered to take Barnes's place. When they reached the ground, Barnes's disordered troops impeded the advance of t...