 The Seventh Army commander, General Patch, seized on the situation to provide a boost for his army's main effort, the attack of the XV Corps through Zweibrücken toward the Kaiserslautern Gap.In two days of hammering at "General" Simon's XIII SS "Korps", the divisions of the XV Corps still had opened no hole through the Siegfried Line for armored exploitation.Send a combat command, Patch directed the XV Corps commander, General Haislip, to move through the 63rd Division's gap and come in on the rear of the Siegfried Line defenders facing the XV Corps.