Shortly after 8pm, Brooklyn box 1251 was transmitted as a 5-7 signal for EMS Rescue, Squad 1 & Tower Ladder 105 assigned to 841 Union Street between 6 & 7th Aves. Upon arrival, Squad 1 found a 4 year old child in cardiac arrest in an elevator shaft. The child got away from the family, slipped in a 10 inch gap between the elevator and the floor, and fell 3 stories. EMS 48boy, 48rescue, Conditions 32 and 48willie responded and transported the child to Methodist Hospital. Local media is reporting the child is listed in critical condition.