Seven people, including three children are killed Sunday when a van crashed through a highway guardrail and plunged more than 100 feet into New York's Bronx Zoo.<br/> <br />The vehicle landed in a train yard that is used by the zoo to store its monorail trains.<br/> <br />The names and exact ages of the victims have not been disclosed.<br/> <br />Deborah Lutterbeck, Reuters
