Minucius, observing the situation, now called out his four legions and marched towards and then up the hill. Hannibal had also deployed his infantry beyond the hill and now advanced to meet the advancing Romans. The sequence and timing of events, all planned and orchestrated by Hannibal, did not give the Roman general any time to examine the ground or scout the area. Fabius, who was watching the events unfold from his camp, called his army to arms but did not move out to help his fellow general.