Sports medicine doctors treat athletes and other performers who may suffer injuries through physical activity. The educational requirements for becoming a sports medicine doctor include extensive graduate schooling.
Ground Zero originated as a term to describe the site of a nuclear explosion and later was used to refer to the point of any dramatic or violent event. 1  Remembrance: A view of the World Trade Center North Tower memorial pool at the National September 11 Memorial and Museum in New York today.
Louisiana became ground zero when the state intentionally introduced 20 Nutria into marshes there in 1938 and made them a protected species while promoting them as biological agents for controlling aquatic weeds, primarily water hyacinth.