Arrival footage from a recent first-due structure fire. Engine 21 arrived in the area, establishing a supply line for water supply. Due to the longer distance than the available supply line, Engine 21 “split-laid” their supply line from a midpoint, instructing the second-due engine to pick up the supply line the rest of the distance to the hydrant. Engine 21 had the first-due engine assignment, providing an initial size-up of the structure and initiating fireground operations. Engine 21’s nozzle