chunk: At nightfall, the three retire to the boat's cabin and swap stories. The great white returns unexpectedly, ramming the boat's hull and killing the power. The men work through the night repairing the engine. In the morning, Brody attempts to call the Coast Guard, but Quint smashes the radio, enraging Brody. After a long chase, Quint harpoons another barrel into the shark. The line is tied to the stern, but the shark drags the boat backwards, swamping the deck and flooding the engine compartment. Quint severs the line to prevent the transom from being pulled out. He heads toward shore to draw the shark into shallower waters, but the overtaxed engine quits, immobilizing the boat.