prepare the embryos for implantation mixes them up. Nine months later one of the women
gives birth to the other woman's baby. Is it human error?Responding to a 911 call, a fire
department dispatcher sends a fire-fighting unit to the 3100 block of 9th Street. There's no
fire, so the unit returns to the station. Meanwhile, a raging inferno on the 3100 block of 9th
Avenue takes the lives of a mother and her three children. Is it human error?