This was to become a linchpin of the Etna Line. In pursuit was the US 1st Infantry Division, nicknamed "The Big Red One", commanded by Major General Terry Allen. A six-day battle ensued from August 1–6, 1943, at the end of which, fearing encirclement, the 15th Panzergrenadier retreated down Highway 120 toward Cesaro and later Messina to be evacuated from the island.