Watch: Drone footage captures Kentucky explosion damage
An "unknown" explosion at factory in Louisville, Kentucky injured 11 people on Tuesday.
BBC News
Louisville is the most populous city in the Commonwealth of Kentucky, sixth-most populous city in the Southeast, and the 27th-most-populous city in the United States. By land area, it is the country's 24th-largest city, although by population density, it is the 265th most dense city. Louisville is the historical county seat and, since 2003, the nominal seat of Jefferson County, on the Indiana border.
An "unknown" explosion at factory in Louisville, Kentucky injured 11 people on Tuesday.