NASA officials say a boat explosion just offshore from the Kennedy Space Center wasn't a security breach.
Authorities say a fishing boat exploded along the Indian River Creek just offshore from the center of the nation's space operations Wednesday.
A woman was critically injured and her husband had minor injuries.
The Florida Fish and Wildlife Conservation Commission is investigating.
Public boating is allowed in the area.
But a NASA spokesman says access to the shoreline, part of the space center property, is restricted.